KY

Kazuyoshi Yamakawa

JT Jtekt: 16 patents #49 of 1,969Top 3%
Fujitsu Limited: 6 patents #5,180 of 24,456Top 25%
CC Cnk Co.: 2 patents #4 of 18Top 25%
KC Koyo Seiko Co.: 2 patents #228 of 749Top 35%
Overall (All Time): #173,449 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDate
10288120 Rolling bearing, rotating machine element, and solid-film formation method 2019-05-14
10151349 Rolling bearing, machine element, and solid-film formation method 2018-12-11
8951640 Covered member and process for production thereof Masahiro Suzuki, Toshiyuki Saito 2015-02-10
8894292 Split outer ring, split rolling bearing using the same ring and construction and method of mounting the same rolling bearing Junji Murata, Toshiyuki Saito, Takashi Sada, Naoki Tani 2014-11-25
8821025 Rolling bearing Masahiro Suzuki, Junji Murata, Toshiyuki Saito 2014-09-02
8821990 DLC film-forming method and DLC film Masahiro Suzuki, Toshiyuki Saito 2014-09-02
8734913 Formation method of coating Junji Ando, Tomoo Suzuki, Tomoki Ogawa, Masahiro Suzuki, Toshiya Kubo +2 more 2014-05-27
8523452 Bearing structure and manufacturing method thereof Takashi Sada 2013-09-03
8518863 Sliding member Masahiro Suzuki, Toshiyuki Saito, Junji Ando, Tomoo Suzuki, Hiroyuki Hashitomi +1 more 2013-08-27
8501673 DLC-coated member Masahiro Suzuki, Toshiyuki Saito 2013-08-06
8445077 Method of producing coated member Masahiro Suzuki, Toshiyuki Saito 2013-05-21
8360656 Bearing apparatus Junji Murata 2013-01-29
8197142 Bearing apparatus Junji Murata, Toshiyuki Saito 2012-06-12
8172462 Rolling bearing and rolling bearing assembly Kazuya Suzuki, Naoki Tani, Junji Murata 2012-05-08
8136998 Bearing apparatus Junji Murata, Kazutoshi Toda, Toshiyuki Saito, Shinya Ochi 2012-03-20
7707983 Rolling bearing, cam shaft assembly and cam shaft supporting apparatus Hiroshi Ueno, Tomoya Hattori 2010-05-04
7431511 Rolling bearing Kazuhisa Kitamura, Tomoya Hattori, Kazunori Hayashida, Kenichi Kouduki 2008-10-07
6203201 Linear bearing Kazuo Tsuru, Tsugio Matsushita, Hiroshi Ono 2001-03-20
5691125 Silver halide color photographic material Takefumi Hara, Sadanobu Shuto, Mitsuru Yamamoto, Makoto Suzuki, Yasuhiro Shimada +4 more 1997-11-25
5578436 Silver halide color photographic material Takefumi Hara, Sadanobu Shuto, Mitsuru Yamamoto, Makoto Suzuki, Yasuhiro Shimada +4 more 1996-11-26
5578441 Silver halide color photographic material Satoshi Nagaoka, Mitsuru Yamamoto, Makoto Suzuki, Yasuhiro Shimada, Katsuro Nagaoka +3 more 1996-11-26
5460929 Silver halide color photographic material Satoshi Nagaoka, Mitsuru Yamamoto, Makoto Suzuki, Yasuhiro Shimada, Katsuro Nagaoka +3 more 1995-10-24
4831152 5-halo-6-nitro-2-substituted benzoxazole compounds Isamu Itoh, Mitsunori Ono, Hidetoshi Kobayashi 1989-05-16
4743595 Process for preparing 2-amino-5-nitrophenol derivatives Isamu Itoh, Mitsunori Ono, Hidetoshi Kobayashi 1988-05-10