HU

Hiroyuki Umemura

Mitsubishi Electric: 14 patents #1,823 of 25,717Top 8%
Overall (All Time): #358,225 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
5072878 Air conditioning apparatus Katsuyuki Aoki, Hideaki Nagatomo, Seiji Kubo, Toshihiro Tanaka, Kazuaki Isono +1 more 1991-12-17
4914925 Control device for an air conditioner Kenji Matsuda, Tetsuji Okada, Hidenori Ishioka, Katsuyuki Aoki 1990-04-10
4909310 Air flow control device for an air conditioner Kenji Togashi, Kenji Matsuda, Tetsuji Okada, Hidenori Ishioka, Katsuyuki Aoki +2 more 1990-03-20
4895002 Air conditioning device Hidenori Ishioka, Kenji Matsuda, Tetsuji Okada, Katsuyuki Aoki, Seiji Kubo 1990-01-23
4890545 Air conditioner Kenji Matsuda, Tetsuji Okada, Hidenori Ishioka, Katsuyuki Aoki 1990-01-02
4877183 Air flow control device for an air conditioner Kenji Matsuda, Kenji Togashi, Tetsuji Okada, Hidenori Ishioka, Katsuyuki Aoki 1989-10-31
4858824 Air conditioner Kenji Matsuda, Sakuo Sugawara, Masanori Hara, Hidenori Ishioka, Katsuyuki Aoki 1989-08-22
4850203 Air conditioner control apparatus Tetsuji Okada, Kenji Matsuda, Hidenori Ishioka, Katsuyuki Aoki 1989-07-25
D300240 Heat radiation plate Kiyoshi Sakuma, Yoshiaki Tanimura, Makoto Yamada, Ikuo Tsukamoto, Yu Seshimo +1 more 1989-03-14
4807444 Air flow control device Katsuyuki Aoki, Tetsuji Okada, Kenji Matsuda, Hidenori Ishioka, Isao Arai +3 more 1989-02-28
4775007 Heat exchanger for an air-conditioning apparatus Kiyoshi Sakuma, Yoshiaki Tanimura, Makoto Yamada, Yu Seshimo, Masao Fujii +1 more 1988-10-04
4768583 Heat exchanger with corrugated heat transfer plates Ikuo Tsukamoto, Kiyoshi Sakuma, Yoshiaki Tanimura, Yu Seshimo, Masao Fujii +1 more 1988-09-06
4715191 Air conditioning method Kenji Matsuda, Tomofumi Tezuda, Kazuaki Isono, Hidenori Ishioka, Sakuo Sugawara +1 more 1987-12-29
4709554 Air conditioning apparatus Kenji Matsuda, Tomofumi Tezuka, Kazuaki Isono, Hidenori Ishioka, Fumio Matsuoka +1 more 1987-12-01