MW

Masakazu Watanabe

Ngk Spark Plug Co.: 36 patents #20 of 1,594Top 2%
NC Nippon Paint Holdings Co.: 8 patents #59 of 834Top 8%
DE Denso: 4 patents #3,129 of 11,792Top 30%
RO Roland: 4 patents #55 of 292Top 20%
Sumitomo Electric Industries: 4 patents #6,367 of 21,551Top 30%
IC Idemitsu Petrochemical Co.: 3 patents #133 of 578Top 25%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
ON onsemi: 2 patents #740 of 1,901Top 40%
FC Funai Electric Co.: 2 patents #454 of 943Top 50%
Mazda Motor: 1 patents #2,563 of 4,755Top 55%
NT NTT: 1 patents #2,911 of 4,871Top 60%
OT On Semiconductoc Trading: 1 patents #23 of 91Top 30%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
📍 Toyota, JP: #15 of 316 inventorsTop 5%
Overall (All Time): #34,665 of 4,157,543Top 1%
64
Patents All Time

Issued Patents All Time

Showing 26–50 of 64 patents

Patent #TitleCo-InventorsDate
5705271 Method for producing diamond coated member Takashi Okamura, Takahisa Ushida, Satoshi Iio 1998-01-06
5626908 Method for producing silicon nitride based member coated with film of diamond Satoshi Iio 1997-05-06
5601764 Process for making TiC-base/SiC whisker composite ceramic cutting tools Junichiro Suzuki, Shoji Sakakibara, Akiyasu Okuno 1997-02-11
5439854 TiC-base/SiC whisker composite ceramic cutting tools Junichiro Suzuki, Shoji Sakakibara, Akiyasu Okuno 1995-08-08
5334453 Diamond-coated bodies and process for preparation thereof Satoshi Iio, Toshimichi Ito, Masaya Tsubokawa 1994-08-02
5318836 Diamond-coated body Toshimichi Ito, Masaya Tsubokawa, Satoshi Iio 1994-06-07
5270392 Hydroxyl polyglycidyl ether or acrylic copolymer with anhydride copolymer Yoshitaka Okude, Akira Fushimi, Seigo Miyazoe, Koichi Hagihara, Hiroshi Miwa 1993-12-14
5151125 Aqueous coating composition Teruaki Kuwajima, Shinichiro Umeda, Sakuichi Konishi 1992-09-29
5128285 Silicon oxynitride sintered body Hitoshi Yokoi, Satoshi Iio 1992-07-07
5122486 Method of producing silicon-nitride-based sintered body Tomohisa Kito, Katsuhisa Yabuta 1992-06-16
5114888 Silicon nitride sintered body and method for producing same Kenichi Mizuno, Yo Tajima 1992-05-19
5049531 Silicon nitride sintered body Kenji Nakanishi, Yo Tajima 1991-09-17
5045513 Sintered body of silicon nitride and its manufacture Kenichi Mizuno, Katsuhisa Yabuta 1991-09-03
5043452 Titanium or silicon atom containing oxazolidine compound Hiroshi Miwa, Yoshitaka Okude, Sakuichi Konishi 1991-08-27
5039343 Water borne metallic coating composition Shinichiro Umeda, Yoshitaka Okude, Teruaki Kuwajima, Sakuichi Konishi, Satoru Nagahata 1991-08-13
5032554 Sintered silicon nitride products Kenichi Mizuno, Yo Tajima 1991-07-16
5028451 Method of producing sintered hard metal with diamond film Toshimichi Ito, Satoshi KATSUMATA, Satoshi Iio 1991-07-02
5026601 Zirconia-base sintered bodies having coating films Satoshi Iio, Toru Imura, Kotaro Kuroda, Hiroyasu Saka 1991-06-25
5023298 Curable composition Hiroshi Miwa, Yoshitaka Okude, Sakuichi Konishi 1991-06-11
4997798 Process for producing aluminum nitride sintered body with high thermal conductivity Akiyasu Okuno, Kazuhiko Ikoma 1991-03-05
4961987 Aluminum nitride sintered body with high thermal conductivity and process for producing same Akiyasu Okuno, Kazuhiko Ikoma 1990-10-09
4956317 Whisker-reinforced ceramics Hitoshi Yokoi, Akiyasu Okuno, Satoshi Iio 1990-09-11
4946807 Composite ceramic material reinforced with silicon carbide whiskers Akiyasu Okuno 1990-08-07
4880756 Silicon nitride sintered product Kazuhiro Urashima, Yo Tajima, Kenji Nakanishi 1989-11-14
4877760 Aluminum nitride sintered body with high thermal conductivity and process for producing same Akiyasu Okuno, Kazuhiko Ikoma 1989-10-31