HW

Hirohiko Watanabe

FC Fuji Electric Co.: 10 patents #232 of 2,643Top 9%
SK Showa Denko K.K.: 5 patents #278 of 1,736Top 20%
SA Showa Aluminum: 4 patents #38 of 253Top 20%
VT Visteon Global Technologies: 1 patents #765 of 1,929Top 40%
Overall (All Time): #214,809 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
12296409 Solder material Shunsuke Saito, Yoshihiro Kodaira 2025-05-13
12275094 Solder joint Shunsuke Saito, Takeshi Yokoyama 2025-04-15
11890702 Solder joint Shunsuke Saito, Takeshi Yokoyama 2024-02-06
11850685 Solder material Shunsuke Saito, Yoshihiro Kodaira 2023-12-26
11145615 Solder material for semiconductor device Shunsuke Saito, Yoshitaka Nishimura, Fumihiko MOMOSE 2021-10-12
10727194 Solder material for semiconductor device Shunsuke Saito, Yoshitaka Nishimura, Fumihiko MOMOSE 2020-07-28
10504868 Solder joining Shunsuke Saito, Yoshihiro Kodaira 2019-12-10
10189119 Solder alloy for die bonding Takeshi Asagi, Susumu Mitani, Masayoshi Shimoda 2019-01-29
10002845 Lead-free soldering method and soldered article Shunsuke Saito, Masahiro Ono, Takashi Watanabe, Shinji Sano, Kazunaga Onishi 2018-06-19
7708054 Heat exchanger Kouta Arino 2010-05-04
7670879 Manufacturing method of semiconductor module including solid-liquid diffusion joining steps Kozo Fujimoto, Kazutaka Ikemi, Keiichi Matsumura, Masayoshi Shimoda, Katsumi Taniguchi +1 more 2010-03-02
7400396 Fluorescent correalated spectrometric analysis device Motoyuki Watanabe, Takayuki Inoue, Tadashi Maruno, Fumio Iwase 2008-07-15
6684662 Refrigeration system, and condenser for use in decompressing-tube system Hideaki Manaka, Ryoichi Hoshino, Yasuhiro Takahashi 2004-02-03
6446715 Flat heat exchange tubes Ryouichi Hoshino, Hiroyasu Simanuki, Takashi Tamura 2002-09-10
6370909 Condenser and air conditioning refrigeration system using the same Ryoichi Hoshino, Yasuhiro Takahashi 2002-04-16
6250103 Condenser and air conditioning refrigeration system and using same Ryoichi Hoshino, Yasuhiro Takahashi 2001-06-26
6247529 Refrigerant tube for a heat exchanger Fumio Shimizu, Hiroyasu Shimanuki, Yuichi Furukawa, Yuji Yamamoto, Arif Mujib Khan +2 more 2001-06-19
6021846 Duplex heat exchanger Hironaka Sasaki, Tetsuya Tategami, Nobuaki Goh 2000-02-08
5743328 Duplex heat exchanger Hironaka Sasaki, Tetsuya Tategami, Nobuaki Goh 1998-04-28
5529116 Duplex heat exchanger Hironaka Sasaki, Tetsuya Tategami, Nobuaki Goh 1996-06-25