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For the Inventor, By the Inventor

Tokyo, Japan

Nippi Corporation


USPTO Granted Patents = 20

% Expired Patents = 10.0



Trademarks = 6

Forward Citations = 76

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54 inventors (with patents filed for the assignee):

goldMedal Shunji Hattori (6 out of 8 patents)

silverMedal Yuki Taga (5 out of 5 patents)

bronzeMedal Tomonori Ueno (3 out of 24 patents)

4.  Kiyoko Goto (3 out of 3 patents)

5.  Osamu Hayashida (3 out of 16 patents)

6.  Risa Yoshizaki (2 out of 2 patents)

7.  Takehito Takatsu (2 out of 2 patents)

8.  Toru Jinishi (2 out of 2 patents)

9.  Keisuke Tanaka (2 out of 102 patents)

10.  Yuko Kaku (2 out of 2 patents)

11.  Masashi Kusubata (2 out of 3 patents)

12.  Yasushi Okamoto (2 out of 20 patents)

13.  Takuji Yamamoto (2 out of 27 patents)

14.  Kazumasa Ohtsuka (2 out of 2 patents)

15.  Zen Mitsui (2 out of 2 patents)


20 patents:

1. 11629028 - Protective sheet automatic peeling apparatus and protective sheet automatic peeling method (2023-04-18),
2. 11247866 - Protective sheet automatic peeling apparatus and protective sheet automatic peeling method (2022-02-15),
3. 10925962 - Polymeric IgA-type recombinant antibody and use thereof (2021-02-23),
4. 10442843 - Method for producing protein (2019-10-15),
5. 10047353 - [object Object] (2018-08-14),
6. 10030405 - Pushing-out apparatus for extendible mast (2018-07-24),
7. 9884897 - Method for producing protein (2018-02-06),
8. 9617298 - Collagen powder and/or collagen-derived powder, and production method for the same (2017-04-11),
9. 9486491 - Collagen peptide composition production method, DPP-4 inhibitor, and antihyperglycemic agent (2016-11-08),
10. 9346058 - Unit for grinding sample, unit for grinding and collecting sample, and process for grinding same (2016-05-24),
11. 9340579 - DPP-4 inhibitor (2016-05-17),
12. 8529726 - Method for producing hollow product (2013-09-10),
13. 8030448 - Polypeptide having collagen-like structure (2011-10-04),
14. 7560074 - Instrument and method for breaking-up sample (2009-07-14),
15. 5424084 - Process for preparing collagen beads (1995-06-13),
Company Overview
Nippi Corporation, headquartered in Tokyo, specializes in the development and manufacturing of collagen-based products. The company focuses on a diverse range of applications, including medical devices, cosmetics, and food products, leveraging its expertise in biopolymer technology. Nippi is committed to advancing research in collagen utilization, contributing to innovations in health and wellness sectors. With a strong emphasis on quality and sustainability, Nippi aims to enhance the functionality and performance of its offerings across various industries.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 6 2026

20 Patents

#1,343 in Tokyo

#2,944 in Japan

#31,233 in the World

Tokyo, JP
Tokyo, Japan

Nippi Corporation

Forward Citations = 76

54 inventors:

goldMedal Shunji Hattori (6 out of 8 patents)

silverMedal Yuki Taga (5 out of 5 patents)

bronzeMedal Tomonori Ueno (3 out of 24 patents)

4.  Kiyoko Goto (3 out of 3 patents)

5.  Osamu Hayashida (3 out of 16 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Nippi Corporation. Retrieved from https://idiyas.com/company/nippi

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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