Katsuhiko Hayashi

PA Panasonic: 47 patents #244 of 21,108Top 2%

DE Denso: 21 patents #378 of 11,792Top 4%

KA Kaneka: 13 patents #59 of 1,525Top 4%

NS Nidec Sankyo: 9 patents #41 of 291Top 15%

Tdk: 8 patents #764 of 3,796Top 25%

FL Fujitsu General Limited: 8 patents #27 of 325Top 9%

SS Sankyo Seiki Seisakusho: 7 patents #12 of 287Top 5%

MC Mitsui Mining & Smelting Co.: 6 patents #80 of 838Top 10%

KK Kanegafuchi Kagaku Kogyo: 3 patents #176 of 691Top 30%

SC Sankyo Seiki Mfg. Co.: 3 patents #40 of 244Top 20%

KC Kuraray Co.: 3 patents #492 of 1,827Top 30%

SE Seiko Epson: 3 patents #3,864 of 7,774Top 50%

Dai Nippon Printing Co.: 3 patents #744 of 2,222Top 35%

KU Kyushu University, National University: 2 patents #118 of 767Top 20%

Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%

KT Kabushiki Kaisha Toshiba: 2 patents #9,982 of 21,451Top 50%

KC Kanegafuchi Chemical Industry Co.: 2 patents #49 of 179Top 30%

MC Mitsubishi Chemical: 2 patents #163 of 716Top 25%

TC Tokyo Printing Ink Mfg. Co.: 2 patents #1 of 28Top 4%

SC Suzuki Co.: 1 patents #65 of 179Top 40%

KU Kyoto University: 1 patents #568 of 1,688Top 35%

TO Toyota: 1 patents #15,335 of 26,838Top 60%

WH Whirlpool: 1 patents #2,112 of 3,480Top 65%

KS K. K. Sankyo Seiki Seisakusho: 1 patents #8 of 29Top 30%

NO National Agriculture And Food Research Organization: 1 patents #25 of 173Top 15%

📍 Nara, JP: #5 of 2,795 inventorsTop 1%

Overall (All Time): #6,033 of 4,157,543Top 1%

152

Patents All Time

Issued Patents All Time

Showing 151–152 of 152 patents

Patent #	Title	Co-Inventors	Date
4758477	Laminate and process for its production	Shigeaki Okano, Hidehito Kato	1988-07-19
4702350	Spring drive device	Makoto Orii	1987-10-27