Overall rank by patents
#33,526
of 49,997 tracked assignees
USPTO PatentsView assignee record - 8 granted patents across 6 technology areas, recorded in grant years 2019–2025. 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: F16K (VALVES; TAPS; COCKS; ACTUATING-FLOATS; Devices FOR Venting OR Aerating).
The verdict
According to USPTO PatentsView, Taiwan ranks #33,526 of 49,997 tracked US assignees by granted-patent volume, with 8 patents across 6 technology areas.
USPTO PatentsView assignee plate
Corpus R33526 · Foreign Corporation #33,526 · 8 grants
GRANTS-MICRO · MID-PACK · PHOTO-FINISH · CPC-NARROW · INNOV-LOW · CLAIMS-SPARSE · TYPE-FRNCORP · VEL-SURGE · BOOK-FULL
Nearest grant-volume peer: Tagcyx Biotechnologies Inc. (±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.
Lowest and highest poles plus nearest Innovation Score peers, not a full corpus board reprint.
Qualcomm Incorporated · highest
85 score
Taiwan Chelic · this assignee
19 score
3D Lighting… · lowest
7 score
What this shows Taiwan's Innovation Score is 19.2/100 (6th 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.
Taiwan Chelic Co., Ltd. is a focused PatentsView assignee: 6 CPC subclasses with 87.5% of grants classified under F16K (VALVES; TAPS; COCKS; ACTUATING-FLOATS; Devices FOR Venting OR Aerating). Peak complete grant year is 2020 (6 grants) versus a trough of 1 in 2019. By volume, Taiwan sits between Tagcyx Biotechnologies Inc. and Tang Chou Industrial Co., Ltd..
Granted US patents 2015–2025 versus its nearest-ranked assignees by volume, this company marked ◀
Tagcyx Biotechnologies Inc.
8 patents
Tagore Technology, Inc.
8 patents
Taidoc Technology Corporation
8 patents
Taiflex Scientific Co., Ltd.
8 patents
Taiwan Shan YIN International Co., Ltd.
8 patents
Tamagawa Seiki Co., Ltd.
8 patents
Tanazawa Hakkosha Co., Ltd.
8 patents
Tang Chou Industrial Co., Ltd.
8 patents
Taiwan Chelic Co., Ltd.
8 patents
What this shows Taiwan holds 8 patents at rank #33,505, shown against the 8 assignees closest to it in grant volume rather than the industry's largest filers.
By rank, the assignees closest to #33,505 in granted patent volume.
Other assignees with the most granted patents in Taiwan's primary technology class.
Taiwan's Innovation Score vs. every tracked assignee
Composite of portfolio volume, grant velocity, technology breadth, and claim depth (0–100)
19 6th percentile higher than 6% of 49,997 US assignees
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
Teal-shaded recent years (2020–present) versus the 2019–2019 baseline. Full figures in the table below.
| Year | Patents Granted | Share of Period |
|---|---|---|
| 2019 | 1 | 12.5% |
| 2020 | 6 | 75.0% |
| 2025partial year | 1 | 12.5% |
Top 6 of 6 technology areas
Overall rank by patents
#33,526
of 49,997 tracked assignees
19.2 out of 100
What to do with this data
Taiwan Chelic Co., Ltd.'s patent record in context - here's where to go next.
Figures reflect USPTO PatentsView grant data through May 2026; pending applications not yet granted are not counted.
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.