Takeshi Ota

FI Fujifilm Business Innovation: 26 patents #226 of 5,238Top 5%

Canon: 5 patents #9,253 of 19,416Top 50%

SO Sony: 4 patents #8,966 of 25,231Top 40%

Sumitomo Electric Industries: 4 patents #6,367 of 21,551Top 30%

MC Mitsui Mining & Smelting Co.: 3 patents #195 of 838Top 25%

CC Canare Electric Co.: 2 patents #5 of 14Top 40%

SI Sumitomo Rubber Industries: 2 patents #809 of 1,637Top 50%

SC Sumitomo Chemical: 1 patents #2,469 of 4,033Top 65%

MC Mitsubishi Gas Chemical Company: 1 patents #1,048 of 1,727Top 65%

FU Fujifilm: 1 patents #3,076 of 4,519Top 70%

TJ Telecommunications Advancement Organization Of Japan: 1 patents #1 of 11Top 10%

TC Toyo Boseki Kabushiki Kaisha T/A Toyobo Co.: 1 patents #1 of 21Top 5%

Mazda Motor: 1 patents #2,563 of 4,755Top 55%

KK Kanto Kagaku: 1 patents #73 of 181Top 45%

NM Nippon Steel & Sumitomo Metal: 1 patents #786 of 1,491Top 55%

📍 Kashima, JP: #2 of 143 inventorsTop 2%

Overall (All Time): #51,011 of 4,157,543Top 2%

Patents All Time

Issued Patents All Time

Showing 51–52 of 52 patents

Patent #	Title	Co-Inventors	Date
5282257	Star coupler and optical communication network	—	1994-01-25
4595715	Oriented polyester film containing calcium carbonate and kaolinite	Katsuaki Kuze, Yujiro Matsuyama, Kozo Maeda, Masahiro Kobayashi, Tsuyoshi Hongo +1 more	1986-06-17