HK

Hiroshi Kawahara

Brother Kogyo: 10 patents #856 of 2,767Top 35%
Nsk: 9 patents #164 of 1,559Top 15%
Tdk: 7 patents #849 of 3,796Top 25%
TA Tdk Electronics Ag: 7 patents #24 of 503Top 5%
GH Gree Holdings: 5 patents #61 of 205Top 30%
TL Toyota Central R&D Labs: 5 patents #200 of 1,657Top 15%
AC Asahi Glass Co.: 4 patents #490 of 2,251Top 25%
GC Goyo Paper Working Co.: 4 patents #3 of 17Top 20%
NC Nihon Dempa Kogyo Co.: 4 patents #88 of 296Top 30%
TO Toyota: 4 patents #6,703 of 26,838Top 25%
NE Nec: 2 patents #5,510 of 14,502Top 40%
MC Mec International Co.: 1 patents #15 of 48Top 35%
DC Diesel Kiki Co.: 1 patents #181 of 366Top 50%
NI Nikon: 1 patents #1,647 of 2,493Top 70%
📍 Fujisawa, JP: #5 of 21 inventorsTop 25%
Overall (All Time): #33,617 of 4,157,543Top 1%
65
Patents All Time

Issued Patents All Time

Showing 1–25 of 65 patents

Patent #TitleCo-InventorsDate
12029986 Non-transitory computer-readable recording medium and method for controlling communication between a server device and a terminal device 2024-07-09
12003002 Power generation apparatus and power generation method Jun Yaokawa, Kazuma HIBI, Takuma MINOURA, Yasushi Iwata 2024-06-04
11892060 Frictional roller reducer Hiroki Hashiguchi, Hirofumi Itagaki, Azusa Hidaka, Hiroki Nishida, Naofumi Fujita +3 more 2024-02-06
11867262 Frictional roller reducer Hirofumi Itagaki 2024-01-09
11761070 Method for manufacturing aluminum alloy member Yusuke YOKOTA, Hirotsune Watanabe, Makoto Kikuchi, Yasushi Iwata, Jun Yaokawa +1 more 2023-09-19
11712632 Non-transitory computer-readable recording medium and method for controlling communication between a server device and a terminal device 2023-08-01
11247132 Non-transitory computer-readable recording medium and method for controlling communication between a server device and a terminal device 2022-02-15
11214857 Method for manufacturing aluminum alloy member Yusuke YOKOTA, Hirotsune Watanabe, Makoto Kikuchi, Yasushi Iwata, Jun Yaokawa +1 more 2022-01-04
10828694 Casting device, method for detecting leakage of refrigerant in casting device, and leakage detection device Daisuke Serino, Fumio Kawahara, Yuzo Matsuda, Tetsushi Yamaguchi, Sakayuki ISHIKAWA +4 more 2020-11-10
10821365 Non-transitory computer-readable recording medium and method for controlling communication between a server device and a terminal device 2020-11-03
10550978 Joining structure and joining method thereof Sumio Sugita 2020-02-04
10502753 Rolling bearing unit for wheel support Daisuke Gunji, Fumiaki SODA 2019-12-10
10406444 Program, information processing apparatus, and control method 2019-09-10
10386253 Vehicle wheel supporting rolling bearing unit Hiroki Hamada, Yasuyuki Matsuda, Masafumi HIKIDA, Daisuke Gunji 2019-08-20
10359102 Friction roller-type reduction gear Hiroyasu Yoshioka, Tetsu Takehara, Yuji Shimomura 2019-07-23
10161489 Friction-roller-type reduction gear Ryosuke Fujita, Hiroyasu Yoshioka 2018-12-25
10145420 Joint structure and joining method thereof Sumio Sugita 2018-12-04
8656798 Linear actuator Tooru Harada, Tomofumi Yamashita 2014-02-25
8610337 Piezoelectric device and method for manufacturing same 2013-12-17
8429800 Methods for manufacturing piezoelectric vibrating pieces Ryoichi Ichikawa 2013-04-30
8089200 Piezoelectric vibrating devices and methods for manufacturing same 2012-01-03
7587328 Transaction adjusting device Takuya Sato, Daisuke Kobayashi, Jingo Takemura, Yuji Yamamoto, Norio Iwai 2009-09-08
7067963 Surface acoustic wave device Tadaaki Tsuda, Yasushi Yamamoto, Yoshihiro Takahashi, Minoru Sakai 2006-06-27
7014902 Optical disc and method for manufacturing the same Narutoshi Fukuzawa, Hiroshi Take 2006-03-21
7008683 Optical disc and method for manufacturing the same Narutoshi Fukuzawa, Hiroshi Take 2006-03-07