AN

Akihiro Nakahara

RE Renesas Electronics: 33 patents #39 of 4,529Top 1%
SI Sumitomo Rubber Industries: 24 patents #58 of 1,637Top 4%
NE Nec Electronics: 5 patents #112 of 1,789Top 7%
NE Nec: 2 patents #5,510 of 14,502Top 40%
Overall (All Time): #34,839 of 4,157,543Top 1%
64
Patents All Time

Issued Patents All Time

Showing 51–64 of 64 patents

Patent #TitleCo-InventorsDate
5967907 Multi-piece solid golf ball Kohei Takemura, Akihiko Hamada 1999-10-19
5733977 Solid golf ball Kouhei Takemura 1998-03-31
5376726 Short fiber-reinforced rubber Tomoko Noyama 1994-12-27
5348777 Structural member of pipe shape Masahide Oonuki, Tetsuo Yamaguchi, Mitsunori Miki 1994-09-20
5325623 Material for making marine structure Makoto Sakuraoka, Tetuo Morita, Shinichi Nakade, Tomoko Noyama, Kimihiro Tanida 1994-07-05
5288446 Production of rubber article Tomoko Noyama 1994-02-22
5242721 Structural member of pipe shape Masahide Oonuki, Tetsuo Yamaguchi, Mitsunori Miki 1993-09-07
5072944 Three-piece solid golf ball Mikio Yamada, Tadahiro Ebisuno, Takashi Sasaki, Kengo Oka 1991-12-17
5006586 Heat reserve material Daijiro Touji, Takefumi Nakashita, Atsuko Mitsuba, Yukiyasu Nakashio, Tsuneyuki Nagase 1991-04-09
5002281 Three-piece solid golf ball Mikio Yamada, Tadahiro Ebisuno, Kengo Oka, Takashi Sasaki 1991-03-26
4863167 Multi-piece solid golf ball Taketo Matsuki 1989-09-05
4714253 Three-piece solid golf ball Taketo Matsuki 1987-12-22
4561657 Golf ball Ichiro Tominaga 1985-12-31
4556220 Solid golf balls Ichiro Tominaga 1985-12-03