HK

Hiroshi Konuma

SK Showa Denko K.K.: 14 patents #62 of 1,736Top 4%
SD Showa Denko: 6 patents #20 of 593Top 4%
HI Hitachi: 4 patents #8,942 of 28,497Top 35%
MC Murata Manufacturing Co.: 1 patents #3,462 of 5,295Top 70%
Overall (All Time): #210,395 of 4,157,543Top 6%
21
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8889315 Catalyst, process for preparing the same, and uses of the catalyst Ryuji Monden, Toshikazu Shishikura, Tadatoshi Kurozumi 2014-11-18
8182950 Metal oxide electrocatalyst, use thereof, and process for producing metal oxide electrocatalysts Tadatoshi Kurozumi, Toshikazu Shishikura 2012-05-22
7691157 Solid electrolytic capacitor and method for producing the same Yoshihiro Saida 2010-04-06
7388741 Solid electrolytic capacitor and method for producing the same Kenki Kobayashi, Toru Sawaguchi 2008-06-17
7289314 Metal foil for capacitor, solid electrolytic capacitor using the foil and production methods of the foil and the capacitor Kenki Kobayashi, Toru Sawaguchi 2007-10-30
7198733 Formed substrate used for solid electrolytic capacitor, production method thereof and solid electrolytic capacitor using the substrate Katsuhiko Yamazaki, Takenori Umikawa, Masakazu Yagi, Tamotsu Yamashita 2007-04-03
7175781 Solid electrolytic capacitor and method for producing the same Koro Shirane, Ryuji Monden, Atsushi Sakai, Yuji Furuta, Katsuhiko Yamazaki +3 more 2007-02-13
7060205 Solid electrolytic capacitor and method for producing the same Ryuji Monden, Katsuhiko Yamazaki, Atsushi Sakai, Yuji Furuta, Hideki Ohata +1 more 2006-06-13
6954351 Solid electrolytic capacitor and method for producing the same Eiji Komazawa, Katsuhiko Yamazaki 2005-10-11
6807049 Solid electrolytic capacitor and method for producing the same Koro Shirane, Ryuji Monden, Atsushi Sakai, Yuji Furuta, Katsuhiko Yamazaki +3 more 2004-10-19
6790384 Solid electrolytic capacitor and method for producing the same Koro Shirane, Ryuji Monden, Atsushi Sakai, Yuji Furuta, Katsuhiko Yamazaki +3 more 2004-09-14
6783703 Solid electrolytic capacitor and method for producing the same Ryuji Monden, Katsuhiko Yamazaki, Atsushi Sakai, Yuji Furuta, Hideki Ohata +1 more 2004-08-31
6466421 Solid electrolytic capacitor and method for producing the same Ryuji Monden, Atsushi Sakai, Toru Sawaguchi, Hideki Ohata, Koro Shirane +3 more 2002-10-15
6381121 Solid electrolytic capacitor Ryuji Monden, Katsuhiko Yamazaki, Atsushi Sakai, Yuji Furuta, Hideki Ohata +1 more 2002-04-30
6351370 Solid electrolytic capacitor and method for producing the same Koro Shirane, Ryuji Monden, Atsushi Sakai, Yuji Furuta, Katsuhiko Yamazaki +3 more 2002-02-26
6344966 Solid electrolytic capacitor and method for producing the same Ryuji Monden, Atsushi Sakai, Toru Sawaguchi, Hideki Ohata, Koro Shirane +3 more 2002-02-05
6243256 Electrode foil for solid electrolytic capacitor, manufacturing method thereof, and solid electrolytic capacitor Yuji Furuta, Katsuhiko Yamazaki, Atsushi Sakai 2001-06-05
5051325 Secondary battery Toshikazu Shishikura, Masataka Takeuchi, Yoshihiko Murakoshi, Mutsumi Kameyama 1991-09-24
4740436 Secondary battery Yukio Kobayashi, Toshikazu Shishikura, Toshiyuki Sakai, Hidenori Nakamura, Masataka Takeuchi 1988-04-26
4544615 Battery having electrode made of polymeric compound having conjugated double bonds Toshikazu Shishikura, Hidenori Nakamura, Yukio Kobayashi 1985-10-01
4537843 Secondary battery Toshikazu Shishikura, Hidenori Nakamura, Yukio Kobayashi 1985-08-27