YK

Yasutaka Kogetsu

PA Panasonic: 29 patents #544 of 21,108Top 3%
SC Sanyo Electric Co.: 1 patents #3,644 of 6,347Top 60%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Overall (All Time): #118,199 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 26–31 of 31 patents

Patent #TitleCo-InventorsDate
7807294 Negative electrode for non-aqueous electrolyte secondary battery and method for producing the same Toshitada Sato, Hiroshi Yoshizawa 2010-10-05
7794878 Negative electrode for lithium secondary battery and lithium secondary battery using the negative electrode Masaya Ugaji 2010-09-14
7767341 Negative electrode for lithium ion secondary battery and method for producing the negative electrode Kazuyoshi Honda, Yuuko Ogawa 2010-08-03
7666551 Positive electrode active material for non-aqueous electrolyte secondary battery, production method thereof, and non-aqueous electrolyte secondary battery using the same Takaya Saito, Yoshiyuki Ozaki 2010-02-23
7638239 Negative electrode for non-aqueous electrolyte secondary battery, manufacturing method therefor, and non-aqueous electrolyte secondary battery Toshitada Sato, Hiroshi Yoshizawa 2009-12-29
7410511 Production method of positive electrode active material for non-aqueous electrolyte secondary battery and positive electrode active material Yoshiyuki Ozaki, Takaya Saito, Hidekazu Hiratsuka 2008-08-12