Tokyo, Japan

Oriental Shiraishi Corporation

Calculating rank
USPTO Granted Patents = 4

Forward Citations = 2

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13 inventors (with patents filed for the assignee):

goldMedal Yoshihiro Tanaka (2 out of 14 patents)

silverMedal Eiji Koda (2 out of 2 patents)

bronzeMedal Hiroshi Watase (2 out of 2 patents)

4.  Meguru Tsunomoto (2 out of 2 patents)

5.  Toru Tanaka (2 out of 54 patents)

6.  Keisuke Iwasawa (2 out of 2 patents)

7.  Tomohiro Ishii (1 out of 63 patents)

8.  Hiroshi Masuya (1 out of 1 patent)

9.  Osamu Iwamoto (1 out of 22 patents)

10.  Masaya Miyazaki (1 out of 3 patents)

11.  Mitsuru Harada (1 out of 1 patent)

12.  Yosuke Urakawa (1 out of 1 patent)

13.  Kazutaka Fukushima (1 out of 1 patent)


4 patents:

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USPTO Data Jan 1 1976 - Oct 27 2026

4 Patents

#3,058 in Tokyo

#7,590 in Japan

Tokyo, JP
Tokyo, Japan
Forward Citations = 2

13 inventors:

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Oriental Shiraishi Corporation. Retrieved from https://idiyas.com/company/oriental-shiraishi

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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