NH

Nobutaka Hiramatsu

DC Daido Metal Company: 18 patents #12 of 280Top 5%
AC Aichi Machine Industry Co.: 1 patents #36 of 131Top 30%
Overall (All Time): #259,772 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
7101087 Sliding member Takuya Tanaka, Hideyuki Nakajima, Masahito Fujita, Takayuki Shibayama 2006-09-05
6866421 Plain bearing and process for producing the same Takuya Tanaka, Hideyuki Nakajima, Masahito Fujita, Takayuki Shibayama 2005-03-15
6864307 Sliding material Takahiro Niwa, Hideki Iwata, Takayuki Shibayama 2005-03-08
6863994 Sliding bearing and method of manufacturing the same Takuya Tanaka, Takayuki Shibayama 2005-03-08
6688001 Method and apparatus of working plain bearing Yutaka Okamoto, Satoshi Imai, Hideo Ishikawa, Takayuki Shibayama, Mikio Suzuki +1 more 2004-02-10
6648513 Plain bearing Yutaka Okamoto, Satoshi Imai, Hideo Ishikawa, Takayuki Shibayama, Ken Kitahara 2003-11-18
6607820 Composite sliding material Takahiro Niwa, Eiji Kato, Takayuki Shibayama 2003-08-19
6498127 Composite sliding material Takahiro Niwa, Takayuki Shibayama 2002-12-24
6465089 Sliding material Takahiro Niwa, Hideki Iwata, Takayuki Shibayama 2002-10-15
6305847 Sliding bearing Takuya Tanaka, Akira Ono, Koichi Yamamoto, Takayuki Shibayama 2001-10-23
6273612 Sliding bearing Akira Ono, Koichi Yamamoto, Hiroshi Yoshimi, Takayuki Shibayama 2001-08-14
6183137 Bearing structure Akira Kojima, Mitsuru Sugita, Akira Ono, Takayuki Shibayama, Yukitoshi Ogawa 2001-02-06
5700093 Bearing structure Mitsuru Sugita, Yoshikazu Mizuno, Takayuki Shibayama 1997-12-23
5618873 Sliding member Tadashi Tanaka, Masaaki Sakamoto 1997-04-08
5575634 Sealing material for scroll-type compressor Tadashi Tanaka, Hidehiko Tamura, Toshio Egami, Teruo Abe 1996-11-19
5516587 Wet multiplate system clutch plate coated with phenolic resin mixture Tadashi Tanaka, Hidehiko Tamura, Katsumi Sawano 1996-05-14
5494300 Sealing member Tadashi Tanaka, Hidehiko Tamura, Toshio Egami 1996-02-27
5364682 Composite sliding member with impregnated mesh layer Tadashi Tanaka, Hidehiko Tamura, Takuya Tanaka 1994-11-15