KW

Koji Watari

SI Sumitomo Metal Industries: 5 patents #111 of 1,462Top 8%
NS Nippon Steel: 2 patents #1,308 of 4,423Top 30%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
PS Penn State: 1 patents #667 of 1,788Top 40%
FA Fine Ceramics Research Association: 1 patents #11 of 26Top 45%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
MC Mitsui Chemicals: 1 patents #1,270 of 2,279Top 60%
Overall (All Time): #343,790 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
11421727 Carburized shaft part Tatsuya Iwasaki, Hidekazu Sueno 2022-08-23
11345982 Shaft part Tatsuya Iwasaki, Hidekazu Sueno 2022-05-31
7459178 Production of oriented material or composite material through centrifugal burning Kazuo Nakamura, Kimiyasu Sato, Yoshiaki Kinemuchi, Shoji Uchimura, Hirohide Ishiguro +1 more 2008-12-02
7267808 Aluminum nitride powder, method for producing the same and use thereof Masato Yamazaki, Kenshi Mitsuishi, Isao Harada, Masao Tanaka, Kohichi Haruta +3 more 2007-09-11
6838048 Steel for machine structural use and method of producing same Takayuki Nishi, Hitoshi Matsumoto, Toru Kato, Naoki Matsui, Hiroaki Tahira 2005-01-04
6797231 Steel for machine structural use Naoki Matsui, Takayuki Nishi, Toru Kato, Hitoshi Matsumoto, Hiroaki Tahira 2004-09-28
6663828 Sintering method and apparatus using centrifugal force Mamoru Aizawa, Syoji Uchimura, Hirohide Ishiguro, Hideki Morimitsu 2003-12-16
6514476 Anisotropically shaped SrTiO3 single crystal particles Gary L. Messing, Susan Trolier-McKinstry 2003-02-04
6475305 Machine structural steel product Yasutaka Okada 2002-11-05
6083455 Steels, steel products for nitriding, nitrided steel parts Masato Kurita, Toru Kato, Harunori Kakimi, Mitsuo Uno, Masanori Sakamoto +1 more 2000-07-04
5985802 High-performance lubricant oil Hae Jin Hwang, Motohiro Toriyama, Akira Osuka, Osamu Yamamoto 1999-11-16
5922145 Steel products excellent in machinability and machined steel parts Yasutaka Okada 1999-07-13
5902542 Method of producing silicon nitride ceramics having thermal high conductivity Kiyoshi Hirao, Motohiro Toriyama, Syuzo Kanzaki, Masaaki Obata 1999-05-11
5217305 Method of evaluating ceramics Akira Yamakawa, Masaya Miyake, Kozo Ishizaki 1993-06-08