HH

Hirotaka Hayashida

KT Kabushiki Kaisha Toshiba: 18 patents #1,647 of 21,451Top 8%
TC Toshiba Battery Co.: 5 patents #6 of 145Top 5%
Overall (All Time): #254,826 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
10741896 Battery system Haruchika Ishii, Kazuya Kuriyama, Toshihide Arikawa, Hirotada Tahara, Masataka Shikota +4 more 2020-08-11
9627715 Non-aqueous electrolyte secondary battery and battery pack Dai Yamamoto, Hidesato Saruwatari, Masanori Tanaka, Kazuya Kuriyama, Hideki Satake 2017-04-18
8530081 Nonaqueous electrolyte secondary battery including positive electrode active material layers having parallel grooves Akira Yajima 2013-09-10
7981541 Nonaqueous electrolyte secondary battery Yuuichi Sato, Kengou Kurata 2011-07-19
7501207 Hydrogen absorbing alloy and secondary battery Isao Sakai, Tatsuoki Kohno, Shirou Takeno, Takamichi Inaba, Hideki Yoshida +6 more 2009-03-10
7300720 Hydrogen absorbing alloy and secondary battery Isao Sakai, Tatsuoki Kohno, Shirou Takeno, Takamichi Inaba, Hideki Yoshida +6 more 2007-11-27
7005212 Hydrogen absorbing alloy and secondary battery Isao Sakai, Tatsuoki Kohno, Shirou Takeno, Takamichi Inaba, Hideki Yoshida +6 more 2006-02-28
6703164 Hydrogen-absorbing alloy, secondary battery, hybrid car and electromobile Masaaki Yamamoto, Hiroshi Kitayama, Shusuke Inada, Isao Sakai, Tatsuoki Kono +3 more 2004-03-09
6399247 Nickel-metal hydride secondary battery Hiroshi Kitayama, Masaaki Yamamoto, Naomi Bando, Kunihiko Miyamoto, Hideharu Suzuki 2002-06-04
6268084 Hydrogen-absorbing alloy and secondary battery Masaaki Yamamoto, Hiroshi Kitayama, Shusuke Inada, Isao Sakai, Tatsuoki Kono +3 more 2001-07-31
6248475 Nickel-hydrogen secondary battery Masaaki Yamamoto, Hiroshi Kitayama, Shusuke Inada, Isao Sakai, Tatsuoki Kono +3 more 2001-06-19
6200705 Nickel-hydrogen secondary battery Hiroshi Kitayama, Masaaki Yamamoto, Shusuke Inada, Isao Sakai, Tatsuoki Kono +3 more 2001-03-13
6130006 Hydrogen-absorbing alloy Tatsuoki Kohno, Isao Sakai, Masaaki Yamamoto, Motoya Kanda, Hideki Yoshida +5 more 2000-10-10
5807643 Nickel-hydrogen secondary battery Masaaki Yamamoto, Tomoyuki Ono 1998-09-15
5798189 Nickel-hydrogen secondary battery Hirohito Teraoka, Tomoyuki Ono, Tsuyoshi Soeda, Masaaki Yamamoto 1998-08-25
5100747 Dry method for manufacturing hydrogen absorption alloy electrode Yuji Sato, Ken-ichi Kanno, Motoya Kanda 1992-03-31
5053292 Nickel-metal hydride secondary cell Hiroyuki Hasebe, Kazuta Takeno, Yuji Sato, Hiroyuki Takahashi, Kiyoshi Mitsuyasu +1 more 1991-10-01
5032475 Nickel-metal hydride secondary cell Hiroyuki Hasebe, Kazuta Takeno, Kiyoshi Mitsuyasu, Yuji Sato, Hiroyuki Takahashi +5 more 1991-07-16