% Expired Patents = 20.0

Forward Citations = 69

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17 inventors (with patents filed for the assignee):

Takao Kawamura (4 out of 27 patents)

Masazumi Yoshida (2 out of 13 patents)

Yasuo Nishiguchi (2 out of 27 patents)

4. Masatoshi Kimura (1 out of 142 patents)

5. Hisashi Higuchi (1 out of 4 patents)

6. Koichi Sanpei (1 out of 10 patents)

7. Mitsuhiro Mori (1 out of 18 patents)

8. Akio Harada (1 out of 50 patents)

9. Masao Konishi (1 out of 13 patents)

10. Yoshiaki Ohbayashi (1 out of 31 patents)

11. Akio Yano (1 out of 13 patents)

12. Tsuyoshi Nishi (1 out of 4 patents)

13. Yukio Yamamoto (1 out of 4 patents)

14. Naoya Takehara (1 out of 9 patents)

15. Toru Imai (1 out of 9 patents)

5 patents: Sort by Forward Citations

1. 6987245 - Heat plate, heating element, belt type fixing device and image forming apparatus (2006-01-17),

2. 4689284 - Electrophotographic sensitive member (1987-08-25),

3. 4654285 - Electrophotographic sensitive member suitable for coherent beams and (1987-03-31),

4. 4491626 - Photosensitive member (1985-01-01),

5. 4489149 - Electrophotographic amorphous silicon member (1984-12-18),

Company Overview

Takao Kawamura is a renowned Japanese architect known for his innovative designs that seamlessly blend traditional and modern elements. With a focus on sustainability and functionality, Takao Kawamura's portfolio includes residential, commercial, and cultural projects that have received critical acclaim worldwide.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

5 Patents

#717 in Osaka

#6,654 in Japan

Osaka, Japan

Takao Kawamura

Forward Citations = 69

17 inventors:

Takao Kawamura (4 out of 27 patents)

Masazumi Yoshida (2 out of 13 patents)

Yasuo Nishiguchi (2 out of 27 patents)

4. Masatoshi Kimura (1 out of 142 patents)

5. Hisashi Higuchi (1 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Takao Kawamura. Retrieved from https://idiyas.com/company/takao-kawamura

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]