AY

Akihisa Yamashita

KO Konami: 9 patents #14 of 445Top 4%
AK Asahi Kasei Kabushiki Kaisha: 3 patents #181 of 1,220Top 15%
KL Konami Sports Life: 1 patents #9 of 27Top 35%
Overall (All Time): #370,369 of 4,157,543Top 9%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
12110382 Polyolefin microporous membrane Manabu Sekiguchi 2024-10-08
11504674 Polyolefin microporous film and lithium-ion secondary cell in which same is used Manabu Sekiguchi 2022-11-22
11242440 Polyolefin microporous membrane and production method thereof Masaki Katayama 2022-02-08
7001272 Video game device, video game method, video game program, and video game system Masato Nagatomi, Kenichi Yamamoto, Hideki Kotani 2006-02-21
6786848 Exercise assisting method and apparatus implementing such method Shin Terao, Shintaro Ohsato 2004-09-07
D465243 Game machine Yoshitsugu Isetani, Hideki Kotani, Shingo Onkoshi, Masahiro Moriyama 2002-11-05
6462720 Light-emitting display device, target game apparatus using light-emitting display device, display switching method and target hit display method Kojiro Minami, Hirofumi Fujimoto, Katsunori Hirasawa, Masatoshi Mukai, Yutaka Tsuji 2002-10-08
D463501 Operating apparatus for game machine Yoshitsugu Isetani, Hideki Kotani 2002-09-24
6383097 Table tennis apparatus Kojiro Minami, Toshimitsu Oishi, Hideki Kotani, Hirofumi Fujimoto, Katsunori Hirasawa 2002-05-07
6276682 Air hockey game apparatus Kojiro Minami, Eita Kada, Hideki Kotani, Yusuke Fujimoto, Hajime Dohki 2001-08-21
6234476 Air hockey game apparatus Kojiro Minami, Eita Kada, Hideki Kotani, Yusuke Fujimoto, Hajime Dohki 2001-05-22
6220452 Table tennis ball-sorting device and table tennis apparatus Toshimitsu Oishi, Kojiro Minami, Hideki Kotani, Hirofumi Fujimoto, Katsunori Hirasawa 2001-04-24
6200236 Table tennis apparatus Kojiro Minami, Toshimitsu Oishi, Hideki Kotani, Hirofumi Fujimoto, Katsunori Hirasawa 2001-03-13