logo

For the Inventor, By the Inventor

Tokyo, Japan

Sanki Engineering Co., Ltd.


USPTO Granted Patents = 18

% Expired Patents = 38.9



Forward Citations = 136

Loading Chart...
Loading Chart...

44 inventors (with patents filed for the assignee):

goldMedal Nobuya Hishinuma (5 out of 5 patents)

silverMedal Takafumi Yamamoto (3 out of 6 patents)

bronzeMedal Kazuyoshi Terakoshi (3 out of 4 patents)

4.  Kunihiko Koga (3 out of 3 patents)

5.  Isamu Orito (2 out of 2 patents)

6.  Takamitsu Kanno (2 out of 2 patents)

7.  Tomokazu Suyama (2 out of 2 patents)

8.  Hisaaki Kawaguchi (2 out of 2 patents)

9.  Takashi Yachi (2 out of 2 patents)

10.  Saburo Takagi (2 out of 2 patents)

11.  Kazuaki Iijima (2 out of 2 patents)

12.  Toshiyuki Watanabe (1 out of 72 patents)

13.  Yutaka Hirata (1 out of 19 patents)

14.  Tetsuya Kobayashi (1 out of 8 patents)

15.  Toshiki Kobayashi (1 out of 11 patents)


18 patents:

1. 10006631 - Method for starting up pressurized fluidized bed incinerator system (2018-06-26),
2. 10001277 - Method for conveying impurities in pressurized fluidized bed incinerator system (2018-06-19),
3. 9982552 - Pressurized incineration facility and pressurized incineration method (2018-05-29),
4. 9776802 - Drive device for belt conveyor device (2017-10-03),
5. 9776795 - Curved belt conveyor apparatus (2017-10-03),
6. 8016101 - Belt junction conveyor (2011-09-13),
7. 7431149 - Belt junction conveyor (2008-10-07),
8. 7358858 - Road-ice detecting sensor, method for installing same, and road-ice detecting method (2008-04-15),
9. 7341403 - Method of constructing information correspondence pipe, constructed structure, and construction member (2008-03-11),
10. 7291056 - Method and system for cleaning glass surface of pavement light or reflector (2007-11-06),
11. 7080725 - Sorting conveyor provided with cross sorter (2006-07-25),
12. 7073660 - Belt curve conveyor (2006-07-11),
13. 6966937 - Patient isolation unit (2005-11-22),
14. 6869458 - Bioclean room unit (2005-03-22),
15. 6059866 - Air washer (2000-05-09),
Company Overview
Sanki Engineering Co., Ltd. is a prominent Japanese company based in Tokyo, specializing in the development and manufacturing of advanced engineering solutions. The organization focuses on a diverse range of sectors, including industrial machinery, environmental systems, and energy-efficient technologies. With a commitment to innovation, Sanki Engineering integrates cutting-edge research and technology to enhance operational efficiency and sustainability across various industries, contributing to the advancement of engineering practices in Japan and beyond.
Profile summary synthesized from public USPTO records and patent filings.

logo

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

18 Patents

#1,413 in Tokyo

#3,121 in Japan

#34,187 in the World

Tokyo, JP
Tokyo, Japan

Sanki Engineering Co., Ltd.

Forward Citations = 136

44 inventors:

goldMedal Nobuya Hishinuma (5 out of 5 patents)

silverMedal Takafumi Yamamoto (3 out of 6 patents)

bronzeMedal Kazuyoshi Terakoshi (3 out of 4 patents)

4.  Kunihiko Koga (3 out of 3 patents)

5.  Isamu Orito (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sanki Engineering Co., Ltd.. Retrieved from https://idiyas.com/company/sanki-engineering-company

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]
Loading…