YA

Yoshifumi Aki

DE Denso: 7 patents #1,924 of 11,792Top 20%
NC Nippondenso Co.: 4 patents #582 of 3,479Top 20%
Overall (All Time): #470,651 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
7140424 Refrigerant condenser used for automotive air conditioner Ryouichi Sanada, Michiyasu Yamamoto 2006-11-28
6880627 Refrigerant condenser used for automotive air conditioner Ryouichi Sanada, Michiyasu Yamamoto 2005-04-19
6397627 Receiver-integrated condenser Etuo Hasegawa, Hiroki Matsuo, Tetsuji Nobuta, Michiyasu Yamamoto, Mitsukawa Kazuhiro +1 more 2002-06-04
6293011 Heat exchanger for vehicle air conditioner Etuo Hasegawa 2001-09-25
6237676 Heat exchanger for vehicle air conditioner Etuo Hasegawa, Michiyasu Yamamoto 2001-05-29
6178292 Core unit of heat exchanger having electric heater Mikio Fukuoka, Mitsugu Nakamura, Isao Kuroyanagi, Toshio Ohara, Sadayuki Kamiya +3 more 2001-01-23
6006430 Aluminum heat exchanger Mikio Fukuoka, Ryuji Morishita 1999-12-28
5944095 Heat exchanger Mikio Fukuoka, Naoki Sugimoto 1999-08-31
5678628 Heat exchanger and method for manufacturing the same Mikio Fukuoka 1997-10-21
5662162 Heat exchanging apparatus Mikio Fukuoka 1997-09-02
5564497 Corrugated fin type head exchanger Mikio Fukuoka 1996-10-15