PlainPatent
USPTO 2015–2025 USPTO PatentsView Foreign Corporation

Toyama Chemical Co., Ltd.

USPTO PatentsView assignee record - 18 granted patents across 9 technology areas, recorded in grant years 2015–2018. Grant-trend analysis is cross-referenced to USPTO Patent Public Search; it does not measure application filings, current R&D, or legal strength. Primary class: A61P (Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations).

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The verdict

According to USPTO PatentsView, Toyama ranks #16,453 of 49,997 tracked US assignees by granted-patent volume, with 18 patents across 9 technology areas.

#16,453
of 49,997 US assignees by volume
26th percentile
by Innovation Score (28.1/100)
12.2
avg claims per patent
-100%
grant velocity, last 5 yrs

USPTO PatentsView assignee plate

Corpus R16453 · Foreign Corporation #16,453 · 18 grants

GRANTS-MICRO · MID-PACK · PHOTO-FINISH · CPC-NARROW · INNOV-THIN · CLAIMS-RICH · TYPE-FRNCORP · VEL-DROP · BOOK-FULL

  • GRANTS-MICRO 18 grants
  • MID-PACK #16,453/49,997
  • PHOTO-FINISH Tokyo Roki
  • CPC-NARROW A61P · 9 areas
  • INNOV-THIN 28.1/100
  • CLAIMS-RICH 12.2 claims/avg
  • TYPE-FRNCORP Foreign Corp
  • VEL-DROP -100% vel
  • BOOK-FULL 10/10 fields

Nearest grant-volume peer: Tokyo Roki Co., Ltd. (±0 grants)

Instrument codes from this assignee’s USPTO PatentsView grant sheet: volume band, corpus rank, photo-finish peer, lead CPC, Innovation Score, claim depth, assignee type, velocity, and book completeness. Not a USPTO rating of patent strength.

How Toyama’s 28.1 Innovation Score adds up

The same four weighted components behind every Innovation Score on PlainPatent: portfolio volume, grant velocity, technology breadth, and claim depth.

Innovation-score neighbourhood around Toyama

Lowest and highest poles plus nearest Innovation Score peers, not a full corpus board reprint.

score

What this shows Toyama's Innovation Score is 28.1/100 (26th percentile of the PatentsView-derived corpus). The chart places that score against the nearest Innovation Score peers plus corpus poles, not a reprint of the volume ranking.

Source USPTO PatentsView, PlainPatent Innovation Score As of 2015–2025

Does more volume mean deeper claims for Toyama?

Each dot is one of Toyama’s 8 nearest volume peers (same corpus rank neighbourhood as the chart above), placed by total granted patents (horizontal) against average claims per patent (vertical). Toyama’s own 12.2 claims/patent is ABOVE the 11.8 median for these volume peers. More thorough claims than most filers at this scale, not just more of them.

Toyama vs its 8 nearest volume peers: granted patents vs average claims per patent. Source: USPTO PatentsView. 2×2 strategic matrix plotting 9 entities by Granted patents (volume) (X) and Avg claims / patent (Y), with a crosshair dividing the plot into four quadrants. Volume + depthSelective & thoroughVolume over depthLean filer 17.917.91818.1 0102030 Granted patents (volume) Avg claims / patent Tokyo Roki Co., Ltd. - 18, 6.78Tokyo RokiTotes Isotoner Corporation - 18, 6.28Totes IsotonerTouchsensor Technologies, LLC - 18, 18.72TouchsensorTOX Pressotechnik GMBH & Co. KG - 18, 11.83TOX Pressotechnik…Toyota Motor Europe NV/SA - 18, 13.56Toyota Motor Euro…TR Apparel, LLC - 18, 1TR ApparelTranstech Systems, Inc. - 18, 18.89Transtech SystemsTriagenics, Inc. - 18, 28TriagenicsToyama Chemical Co., Ltd. - 18, 12.17Toyama Chemical
Toyama vs its 8 nearest volume peers: granted patents vs average claims per patent. Source: USPTO PatentsView.

Where Toyama's grants concentrate

Toyama Chemical Co., Ltd. is a focused PatentsView assignee: 9 CPC subclasses with 100% of grants classified under A61P (Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations). Peak complete grant year is 2018 (8 grants) versus a trough of 1 in 2017. By volume, Toyama sits between Tokyo Roki Co., Ltd. and Triagenics, Inc..

Who files at Toyama's volume?

Granted US patents 2015–2025 versus its nearest-ranked assignees by volume, this company marked ◀

patents

What this shows Toyama holds 18 patents at rank #16,425, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.

Source USPTO PatentsView, granted utility patents As of 2015–2025

Companies ranked near Toyama

By rank, the assignees closest to #16,425 in granted patent volume.

Leaders in A61P (Specific Therapeutic Activity OF Chemical Compounds OR Me…)

Other assignees with the most granted patents in Toyama's primary technology class.

Toyama's Innovation Score vs. every tracked assignee

Composite of portfolio volume, grant velocity, technology breadth, and claim depth (0–100)

28 26th percentile higher than 26% of 49,997 US assignees

This assignee 0 100 every tracked assignee, bucketed by value

Each bar is a band; taller bars hold more US assignees. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source USPTO PatentsView, PlainPatent Innovation Score · 2015–2025

0246810 2015201620172018 8
USPTO utility patent grants by year · 2015–2018

Grants by year

Teal-shaded recent years (2020–present) versus the 2015–2019 baseline. Full figures in the table below.

View data table
Toyama Chemical Co., Ltd. patent grants by year, 2015–2025
Year Patents Granted Share of Period
2015 7 38.9%
2016 2 11.1%
2017 1 5.6%
2018 8 44.4%

Which technologies does Toyama Chemical Co., Ltd. patent most?

Top 9 of 9 technology areas

More on this record

Data Source

USPTO PatentsView, US granted patents 2015–2025

View all rankings → How is Innovation Score calculated?

What to do with this data

Toyama Chemical Co., Ltd.'s patent record in context - here's where to go next.

  • Toyama Chemical Co., Ltd.'s lead technology class is A61P (Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations), 100% of its portfolio - see every assignee active in that class. Explore A61P
  • Ranked #16,453 of 49,997 tracked assignees by patent volume - see the full leaderboard. See the ranking
  • Compare Toyama Chemical Co., Ltd. against Tokyo Roki Co., Ltd., an assignee filing at a similar volume. Compare portfolios
  • Innovation Score of 28.1/100 blends volume, velocity, technology breadth, and claim depth. How it's calculated

Figures reflect USPTO PatentsView grant data through May 2026; pending applications not yet granted are not counted.

Data sourced from USPTO PatentsView - official U.S. government patent data. See our methodology for computation details. Retrieved and formatted by PlainPatent

Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the USPTO PatentsView database. Consult a qualified professional before making decisions based on this data.

Read our methodology - how this data is sourced, computed, and verified.

Data sources used on this page
  • USPTO PatentsView - the disambiguated bulk patent-grant, assignee, and CPC data this page's figures are derived from. patentsview.org
  • Cooperative Patent Classification (CPC) - the joint USPTO/EPO classification scheme used to group patents by technology area. cooperativepatentclassification.org
  • USPTO Patent Public Search - the official interface to verify the status of any individual patent. ppubs.uspto.gov

Every figure on PlainPatent is rendered directly from USPTO source data, no number is typed in by an editor. This page draws directly on USPTO source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of May 2026.