KY

Kunio Yamamoto

HC Hitachi Koki Co.: 13 patents #76 of 888Top 9%
Fujitsu Limited: 6 patents #5,180 of 24,456Top 25%
MC Mitsui Chemicals: 5 patents #388 of 2,279Top 20%
BS Basell Poliolefine Italia S.R.L.: 4 patents #86 of 332Top 30%
MM Mitsubishi Mining: 3 patents #285 of 2,247Top 15%
Honda Motor Co.: 2 patents #8,527 of 21,052Top 45%
KC Kansai Paint Co.: 2 patents #263 of 822Top 35%
MI Mitsui Petrochemical Industries: 2 patents #322 of 1,024Top 35%
MK Mitsubishi Kinzoku: 2 patents #51 of 280Top 20%
TC Toppan Printing Co.: 1 patents #691 of 1,467Top 50%
JC Japan Polyolefins Co.: 1 patents #37 of 85Top 45%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
Overall (All Time): #73,136 of 4,157,543Top 2%
42
Patents All Time

Issued Patents All Time

Showing 1–25 of 42 patents

Patent #TitleCo-InventorsDate
11807744 Polypropylene composition and molded article Takeshi Nakajima, Masashi Uchida 2023-11-07
11339280 Polypropylene composition and molded article Takeshi Tsukahara, Nobuyuki Tsurumi, Shitoshi Kanno, Takeshi Nakajima 2022-05-24
11319431 Polypropylene composition and molded article Takeshi Nakajima, Kazuhiko Sakai, Masashi Uchida 2022-05-03
11306198 Polypropylene composition and molded article Takeshi Tsukahara, Nobuyuki Tsurumi, Shitoshi Kanno, Takeshi Nakajima 2022-04-19
11207811 Injection-molding machine 2021-12-28
9593175 Solid titanium catalyst component for ethylene polymerization, ethylene polymerization catalyst and ethylene polymerization method Kazuhisa Matsunaga, Hideki Yamamoto, Tetsunori Shinozaki, Kiyoshi Takahashi 2017-03-14
8383541 Solid titanium catalyst component for ethylene polymerization, ethylene polymerization catalyst and ethylene polymerization method Kazuhisa Matsunaga, Hideki Yamamoto, Tetsunori Shinozaki, Kiyoshi Takahashi 2013-02-26
8205777 Fuel, gas, combustion type power tool driven by the fuel gas, and compressed gas container for the combustion type power tool Tomomasa Nishikawa, Shinki Ohtsu, Yasuki Ohmori 2012-06-26
7888437 Process for producing olefin polymer and solid titanium catalyst component Kazuhisa Matsunaga, Hisao Hashida, Toshiyuki Tsutsui, Atsushi Shibahara, Tetsunori Shinozaki 2011-02-15
7888438 Catalyst for olefin polymerization and process for olefin polymerization Kazuhisa Matsunaga, Hisao Hashida, Toshiyuki Tsutsui, Atsushi Shibahara, Tetsunori Shinozaki 2011-02-15
7649062 Solid titanium catalyst component, catalyst for polymerization of olefin and process for producing olefin polymer Kazuhisa Matsunaga, Hisao Hashida, Toshiyuki Tsutsui, Atsushi Shibahara, Tetsunori Shinozaki 2010-01-19
7500587 Combustion-type power tool Yoshitaka Akiba, Tomomasa Nishikawa, Shinki Ohtsu, Haruhisa Fujisawa 2009-03-10
7305940 Combustion-type power tool having ignition proof arrangement Tomomasa Nishikawa, Yasuki Ohmori, Shinki Ohtsu, Yoshitaka Akiba, Haruhisa Fujisawa 2007-12-11
D554734 Fuel canister 2007-11-06
7121442 Combustion-type power tool Yoshitaka Akiba, Tomomasa Nishikawa, Shinki Ohtsu, Haruhisa Fujisawa 2006-10-17
D529578 Fuel canister dispensing valve 2006-10-03
7010541 Man-hour management system Tokiyuki Ichikawa, Toyozo Morinaka 2006-03-07
6921009 Nailing machine Satsuo Sato, Takuhiro Murakami 2005-07-26
6246679 Integrated communication system of voice and data 2001-06-12
6111882 On-demand system 2000-08-29
5991276 Videoconference system 1999-11-23
5889100 Resin composition and molded object thereof Kunihiko Asai, Tomio Takada, Hideo Yamamoto, Yoshihisa Saiki, Takeshi Ogawa 1999-03-30
5667127 Adjustment mechanism for adjusting depth at which pneumatic nailing machine drives nails into workpiece Kaoru Ichikawa, Yoshitaka Akiba 1997-09-16
5649660 Nail gun having sharpshooting tapered end Yoshitaka Akiba 1997-07-22
5572189 Alarm collection apparatus of central maintenance operation center Nobuhiko Eguchi, Hidetaka Nishi 1996-11-05