TY

Tetsuya Yagi

Mitsubishi Electric: 30 patents #466 of 25,717Top 2%
Nichia: 9 patents #210 of 1,531Top 15%
PA Panasonic: 6 patents #4,438 of 21,108Top 25%
MR Matsumura Oil Research: 4 patents #1 of 24Top 5%
JI Japan Atomic Energy Research Institute: 3 patents #48 of 609Top 8%
SO Sony: 3 patents #10,744 of 25,231Top 45%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
OK Otsuka Kagaku Kabushiki Kaisya: 1 patents #86 of 183Top 50%
KC Kansai Electric Power Co.: 1 patents #210 of 506Top 45%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
JA Japan Science And Technology Agency: 1 patents #756 of 2,171Top 35%
NC Nidek Co.: 1 patents #224 of 365Top 65%
Overall (All Time): #43,256 of 4,157,543Top 2%
57
Patents All Time

Issued Patents All Time

Showing 51–57 of 57 patents

Patent #TitleCo-InventorsDate
4829023 Method of producing a semiconductor laser Yutaka Nagai, Yutaka Mihashi, Yoichiro Ota 1989-05-09
4769342 Method for making a semiconductor laser by cleaving a cantilever heterostructure Hitoshi Kagawa 1988-09-06
4758532 Method for making a heterostructure semiconductor laser device by pressure cleaving of a cantilever structure Hitoshi Kagawa 1988-07-19
4753741 Super highly radiation-resistant grease Kazuo Arakawa, Tsuneo Sasuga, Miyuki Hagiwara, Naohiro Hayakawa, Kenzo Yoshida +4 more 1988-06-28
4724264 Fluoroalkoxy cyclic phosphonitrile esters Yoshifumi Nakacho, Yuji Tada 1988-02-09
4711732 Radiation-resistant grease Kazuo Arakawa, Naohiro Hayakawa, Kenzo Yoshida, Hiroshi Nakanishi 1987-12-08
4664829 Lubricating oil blend resistant to ionizing radiation Kazuo Arakawa, Naohiro Hayakawa, Kenzo Yoshida, Naoyuki Tamura, Hiroshi Nakanishi +1 more 1987-05-12