HT

Hiroshi Takemura

MC Murata Manufacturing Co.: 32 patents #158 of 5,295Top 3%
SC Sanyo Electric Co.: 6 patents #961 of 6,347Top 20%
PA Panasonic: 4 patents #6,180 of 21,108Top 30%
MC Mitsubishi Aluminum Co.: 4 patents #12 of 121Top 10%
Fujitsu Limited: 4 patents #7,093 of 24,456Top 30%
HI Hitachi: 3 patents #10,712 of 28,497Top 40%
HC Hokuyo Automatic Co.: 1 patents #10 of 39Top 30%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
📍 Ebeye: #32 of 4,528 inventorsTop 1%
Overall (All Time): #58,301 of 4,157,543Top 2%
48
Patents All Time

Issued Patents All Time

Showing 26–48 of 48 patents

Patent #TitleCo-InventorsDate
6788556 Switching power source device Tatsuya Hosotani 2004-09-07
6738266 Switching power supply unit Tatsuya Hosotani 2004-05-18
6690586 Switching power source device Tatsuya Hosotani 2004-02-10
6639811 Switching power supply unit Tatsuya Hosotani 2003-10-28
6631079 Switching power supply apparatus having plural outputs and plural output voltage detection Tatsuya Hosotani, Takahiro Minagawa 2003-10-07
6611436 Switching power supply unit having a regulator circuit and electronic apparatus using the same Akio Nishida 2003-08-26
6583697 Transformer Takanori Koyama, Tatsuya Hosotani 2003-06-24
6577511 Switching power supply unit and electronic apparatus using the same Satoshi Yamaguchi, Akio Nishida 2003-06-10
6559750 Transformer and electrical device using the same Takanori Koyama, Tatsuya Hosotani 2003-05-06
6549430 Switching power supply circuit having constant current circuit Tatsuya Hosotani 2003-04-15
6532159 Switching power supply unit Akio Nishida 2003-03-11
6498735 Switching power supply unit Tatsuya Hosotani 2002-12-24
6469913 Switching power supply device having series capacitance Tatsuya Hosotani, Yasuji Okamoto 2002-10-22
6370040 Switching power supply apparatus having plural outputs and plural output voltage detection Tatsuya Hosotani, Takahiro Minagawa 2002-04-09
6366480 Switching power supply apparatus Tatsuya Hosotani, Yasuji Okamoto 2002-04-02
6198637 Switching power supply circuit Tatsuya Hosotani 2001-03-06
5077889 Process for fabricating a positive-temperature-coefficient heating device Yasuaki Matsuda, Daisuke Takahata, Mitsuo Aoki 1992-01-07
5040596 Heat exchanger core Kazuo Terasaki 1991-08-20
5012399 Self-oscillation type converter Yasuji Okamoto 1991-04-30
4969556 Vacuum container Hajime Ishimaru, Kazuo Miyamoto, Kyozi Ono, Yutaka Mikasa 1990-11-13
4720028 Device for hanging a garment in a vehicle Naoaki Tsuchiya 1988-01-19
4498033 Automatic door actuator Hiroshi Aihara, Akira Matumura, Rikiya Kobashi, Keisuke Satomi, Hiroe Ishibashi 1985-02-05
D272153 Facsimile transceiver Takamasa Shintani, Koyo Nagasawa, Tadashi Kikuchi 1984-01-10