YI

Yasushi Ichikawa

BC Bridgestone Sports Co.: 105 patents #4 of 224Top 2%
Nike: 46 patents #145 of 2,652Top 6%
Nissan Motor Co.: 15 patents #389 of 8,689Top 5%
SK Showa Denko K.K.: 5 patents #278 of 1,736Top 20%
NE NS Sumikin Engineering: 2 patents #16 of 113Top 15%
NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
SC Showa Highpolymer Co.: 1 patents #45 of 102Top 45%
FC Feng Tay Enterprises Co.: 1 patents #9 of 18Top 50%
📍 Tualatin, OR: #2 of 324 inventorsTop 1%
🗺 Oregon: #74 of 28,073 inventorsTop 1%
Overall (All Time): #4,462 of 4,157,543Top 1%
176
Patents All Time

Issued Patents All Time

Showing 1–25 of 176 patents

Patent #TitleCo-InventorsDate
10651486 Fuel cell system Susumu Maeshima, Keigo Ikezoe, Takahiro Fujii, Takashi Naka, Daigo Iwasaki 2020-05-12
10367212 Fuel cell system and control method for fuel cell system 2019-07-30
10193168 Fuel cell system Hidetaka Nishimura 2019-01-29
9814940 Golf ball with a large and soft polymer core Arthur Molinari 2017-11-14
9812718 Fuel cell system Hidetaka Nishimura 2017-11-07
9786931 Fuel cell system and method for controlling same Keigo Ikezoe, Kenichi Goto, Ken Nakayama, Mitsunori Kumada, Yousuke Tomita 2017-10-10
9631391 Buckling restrained brace and load-bearing structure provided with the same Kouhei Higuchi, Kohji Nishimoto, Nobuhiro Mochizuki, Masatoshi Wada, Toyoki Kuroiwa +1 more 2017-04-25
9601790 Fuel cell system and control method of fuel cell system Shinichi Makino, Michihiko Matsumoto, Mitsunori Kumada, Yoshitomo Asai 2017-03-21
9597548 Golf ball including a blend of highly neutralized acid polymers and method of manufacture Hideyuki Ishii, Chien-Hsin Chou, Chen-Tai Liu, Arthur Molinari 2017-03-21
9566474 Golf ball with soft coating and hard cover Nicholas Yontz, Bradley C. Tutmark, Hideyuki Ishii, Thomas J. Kennedy, III 2017-02-14
9526950 Golf balls including dense high acid lonomers Thomas J. Kennedy, III 2016-12-27
9492715 Golf ball including a blend of highly neutralized acid polymers and method of manufacture Hideyuki Ishii, Hsin Cheng, Chien-Hsin Chou, Chen-Tai Liu, Arthur Molinari 2016-11-15
9480883 Methods for providing a selection of a recommended golf ball Hideyuki Ishii, Nicholas A. Leech, Arthur Molinari 2016-11-01
9447596 Axially yielding elasto-plastic hysteresis brace and vibration-damping steel-frame structure Kohji Nishimoto 2016-09-20
9441105 Biodegradable resin composition, and biodegradable film Hideharu Kimura, Yuuki Tetsuka 2016-09-13
9444111 Fuel cell system Shinichi Makino, Ryouichi Shimoi, Susumu Maeshima, Hayato Chikugo 2016-09-13
9409059 Golf ball with core material containing rubber and polyurethane Thomas J. Kennedy, III 2016-08-09
9320942 Golf ball with cover layer having zones of differing materials Kerby LaVar Maxwell, Chia-Chyi Cheng 2016-04-26
9302157 Solid golf ball with thin mantle layer Chien-Hsin Chou, Chen-Tai Liu 2016-04-05
9227368 Golf balls including a crosslinked thermoplastic polyurethane cover layer having improved scuff resistance Hideyuki Ishii, Chien-Hsin Chou, Hsin Cheng, Chung-Yu Huang, Chen-Tai Liu 2016-01-05
9227110 Golf ball having multi-layer core with filler in outer core Arthur Molinari, Bradley C. Tutmark 2016-01-05
9193102 Method of making and recycling a golf ball Hideyuki Ishii, Arthur Molinari, Bradley C. Tutmark, Takahisa Ono 2015-11-24
9175127 Method for producing an aliphatic polyester having increased molecular weight Hideharu Kimura, Akira Ishii 2015-11-03
9149685 Soft coating for a golf ball Thomas J. Kennedy, III, Hideyuki Ishii, Arthur Molinari, Bradley C. Tutmark, Nicholas Yontz 2015-10-06
9147896 Fuel cell system comprising an anode pressure controller Susumu Maeshima, Keigo Ikezoe, Takahiro Fujii, Ryoichi Shimoi, Taiji Nishiyama +1 more 2015-09-29