YN

Yoshiaki Nitta

Sumitomo Electric Industries: 29 patents #524 of 21,551Top 3%
Samsung: 9 patents #14,526 of 75,807Top 20%
Nissan Motor Co.: 9 patents #795 of 8,689Top 10%
EJ Envision Aesc Japan: 3 patents #9 of 109Top 9%
SI Sumitomo Metal Industries: 2 patents #334 of 1,462Top 25%
PA Panasonic: 2 patents #9,678 of 21,108Top 50%
KC Kotobuki Sangyo Co.: 1 patents #10 of 25Top 40%
MC Mitsubishi Chemical: 1 patents #1,511 of 3,022Top 50%
Overall (All Time): #49,286 of 4,157,543Top 2%
53
Patents All Time

Issued Patents All Time

Showing 26–50 of 53 patents

Patent #TitleCo-InventorsDate
6911282 Non-aqueous electrolyte secondary battery Shinji Kasamatsu, Harunari Shimamura 2005-06-28
6881518 Process for manufacture of negative electrode material for a non-aqueous electrolyte secondary battery Hideya Kaminaka, Masaru Abe, Noriyuki Negi, Harunari Shimamura, Kazuhiro Okamura 2005-04-19
6882130 Battery-driven electronic device and mobile communication apparatus Hiroyuki Handa, Takuya Ishii, Yasufumi Nakajima, Yasuhiko Bito, Shinji Kasamatsu 2005-04-19
6835496 Negative electrode material for a non-aqueous electrolyte secondary battery and processes for its manufacture Hideya Kaminaka, Masaru Abe, Noriyuki Negi, Harunari Shimamura, Kazuhiro Okamura 2004-12-28
6824920 Non-aqueous electrolyte secondary battery comprising composite particles Kazuya Iwamoto, Hizuru Koshina, Harunari Shimamura 2004-11-30
6821675 Non-Aqueous electrolyte secondary battery comprising composite particles Kenichi Morigaki, Kazuya Iwamoto, Hizuru Koshina, Harunari Shimamura 2004-11-23
6770400 Negative electrode material for nonaqueous electrolyte secondary battery and method for producing the same Shuji Tsutsumi, Masaki Hasegawa, Shinji Kasamatsu, Miho Kayama 2004-08-03
6761998 Non-aqueous electrolyte secondary cell Toshitada Sato, Yasuhiko Bito, Kazuhiro Okamura 2004-07-13
6653019 Non-aqueous electrolyte secondary cell Harunari Shimamura 2003-11-25
6605386 Non-aqueous electrolyte secondary battery comprising composite particles Shinji Kasamatsu, Hiroshi Yoshizawa, Kazuhiro Okamura, Hizuru Koshina, Harunari Shimamura 2003-08-12
6593030 Non-aqueous electrolyte secondary battery Yasuhiko Bito, Toshitada Sato 2003-07-15
6576366 Non-aqueous electrolyte secondary cell, and material for negative electrode used therefor Takafumi Fujiwara, Harunari Shimamura, Takayuki Nakamoto 2003-06-10
6548208 Non-aqueous electrolyte secondary battery and its negative electrode Shinji Kasamatsu, Harunari Shimamura 2003-04-15
6541156 Negative electrode material for non-aqueous lithium secondary battery, method for manufacturing the same, and non-aqueous lithium secondary battery using the same Tooru Fuse, Hideharu Satou, Keiko Nishioka, Shinji Kasamatsu 2003-04-01
6506520 Non-aqueous electrolyte secondary battery Kaoru Inoue, Hiroshi Yoshizawa, Hizuru Koshina, Harunari Shimamura 2003-01-14
6439486 Method and apparatus for disposing of waste Hideo Kunioku 2002-08-27
6440606 Nonaqueous electrolyte battery Hiroshi Yoshizawa, Takayuki Shirane, Kazuhiro Okamura 2002-08-27
6420070 Nonaqueous electrolyte secondary battery and its anode Shinji Kasamatsu, Hiroki Muraoka, Shoichiro Watanabe 2002-07-16
6410188 Non-aqueous electrolyte secondary cell Takayuki Shirane, Shuji Tsutsumi, Masaki Hasegawa, Junichi Yamaura 2002-06-25
6090505 Negative electrode materials for non-aqueous electrolyte secondary batteries and said batteries employing the same materials Harunari Shimamura, Kazuhiro Okamura 2000-07-18
6027832 Lead acid storage battery and method for producing the same Katsuhiro Takahashi, Tsuyoshi Hatanaka 2000-02-22
5952123 Electrode plates for lead-acid battery and their manufacturing method Tsuyoshi Hatanaka, Katsuhiro Takahashi, Kazuhiro Okamura 1999-09-14
5770173 Method of producing cathode active material for non-aqueous electrolyte secondary battery Masatoshi Nagayama, Tomoaki Seo 1998-06-23
5626635 Processes for making positive active material for lithium secondary batteries and secondary batteries therefor Junichi Yamaura, Kazuhiro Okamura 1997-05-06
5393622 Process for production of positive electrode active material Kazunori Haraguchi, Shigeo Kobayashi, Kazuhiro Okamura, Akira Ohta 1995-02-28