TT

Taketoshi Toyama

DE Denso: 10 patents #1,243 of 11,792Top 15%
SI Sumitomo Light Metal Industries: 4 patents #29 of 254Top 15%
UA Uacj: 4 patents #41 of 238Top 20%
MC Mitsubishi Aluminum Co.: 3 patents #21 of 121Top 20%
FC Furukawa Electric Co.: 2 patents #850 of 2,370Top 40%
HI Harima Chemicals, Incorporated: 1 patents #79 of 188Top 45%
Overall (All Time): #332,720 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12269129 Aluminum alloy brazing sheet and manufacturing method thereof Tomoki Yamayoshi, Hidetoshi Kumagai, Hirokazu Tanaka, Naoki Sugimoto, Nobuhiro Honma +2 more 2025-04-08
11813700 Aluminum alloy brazing sheet and manufacturing method thereof Tomoki Yamayoshi, Hidetoshi Kumagai, Hirokazu Tanaka, Naoki Sugimoto, Nobuhiro Honma +2 more 2023-11-14
11780034 Brazing sheet and manufacturing method thereof Shinichi Nakamura, Tomoki Yamayoshi, Takeyoshi Dokou, Takahiro Shinoda, Shogo Yamada +3 more 2023-10-10
11491587 Aluminum alloy brazing sheet and manufacturing method thereof Tomoki Yamayoshi, Hidetoshi Kumagai, Hirokazu Tanaka, Naoki Sugimoto, Nobuhiro Honma +1 more 2022-11-08
11045911 Aluminum alloy clad material Yoshiki Mori, Hideyuki Miyake, Michihide Yoshino, Shohei IWAO, Masakazu Edo +4 more 2021-06-29
11027373 Aluminum alloy clad material Yoshiki Mori, Hideyuki Miyake, Michihide Yoshino, Shohei IWAO, Masakazu Edo +4 more 2021-06-08
11020824 Aluminum alloy clad material Yoshiki Mori, Hideyuki Miyake, Michihide Yoshino, Shohei IWAO, Masakazu Edo +4 more 2021-06-01
7989087 Brazing fin material for heat exchangers, heat exchanger, and method of manufacturing same Yuji Suzuki, Yuji Hisatomi, Yoshiharu Hasegawa, Masahiro Shimoya 2011-08-02
7534309 Aqueous aluminum brazing composition, aluminum material coated with the brazing composition, brazing method using the aluminum material, and automotive heat exchanger manufactured by using the brazing method Ryoichi Sanada, Takashi Hatori, Yoshiharu Hasegawa, Yuji Hisatomi, Ichiro Taninaka 2009-05-19
7018722 Aluminum alloy fin material for heat exchangers and heat exchanger including the fin material Koji Hirao, Takashi Hatori, Yuji Hisatomi, Yasunaga Itoh, Yoshifusa Shoji 2006-03-28
6523605 Heat exchanger made of an aluminum alloy Takeyoshi Doko, Koji Okada, Takeshi Iguchi, Takaaki Sakane, Yoshihiro Kinoshita +3 more 2003-02-25
6403232 Aluminum brazing sheet Tadashi Okamoto, Osamu Takezoe, Takahiko Nagaya, Yasuaki Isobe, Sunao Fukuda 2002-06-11
6261706 Aluminum alloy clad material for heat exchangers exhibiting high strength and excellent corrosion resistance Sunao Fukuda, Yoshihiko Kamiya, Hirokazu Tanaka, Hiroshi Ikeda, Yoshifusa Shoji 2001-07-17
6186222 Aluminum alloy tube and heat exchanger, and method of metal-spraying a filler alloy Takeyoshi Doko, Hirokazu Yamaguchi, Osamu Kato, Kouji Hirakami, Akira Uchikawa +2 more 2001-02-13