SW

Seiji Watanabe

Mitsubishi Electric: 18 patents #1,216 of 25,717Top 5%
Honda Motor Co.: 18 patents #763 of 21,052Top 4%
NE Nec: 10 patents #1,345 of 14,502Top 10%
Sumitomo Electric Industries: 8 patents #3,473 of 21,551Top 20%
PA Panasonic: 4 patents #6,180 of 21,108Top 30%
KT Kabushiki Kaisha Toshiba: 4 patents #6,684 of 21,451Top 35%
MI Minolta: 3 patents #494 of 1,109Top 45%
HE Hitachi Kokusai Electric: 3 patents #258 of 843Top 35%
SC Sanyo Electric Co.: 3 patents #1,910 of 6,347Top 35%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
HK Hitachi Kiden Kogyo: 2 patents #3 of 28Top 15%
KS Kawasaki Steel: 2 patents #570 of 1,922Top 30%
ME Mitsubishi Electric: 2 patents #243 of 959Top 30%
Nissan Motor Co.: 2 patents #3,090 of 8,689Top 40%
SO Socionext: 2 patents #127 of 541Top 25%
TI Takasago International: 2 patents #166 of 465Top 40%
TA Takata: 2 patents #220 of 608Top 40%
MC Mitsubishi Electric Building Techno-Service Co.: 1 patents #3 of 15Top 20%
TI Texas Instruments: 1 patents #7,357 of 12,488Top 60%
📍 Tokyo, MO: #25 of 223 inventorsTop 15%
Overall (All Time): #19,900 of 4,157,543Top 1%
85
Patents All Time

Issued Patents All Time

Showing 1–25 of 85 patents

Patent #TitleCo-InventorsDate
12227391 Vibration damping device and elevator apparatus Eiichi Saito, Takahide Hirai, Daisuke Nakazawa, Daiki Fukui, Tomohiro Asamura +1 more 2025-02-18
12103823 Vibration damping device and elevator apparatus Eiichi Saito, Takahide Hirai, Daisuke Nakazawa, Daiki Fukui, Tomohiro Asamura +1 more 2024-10-01
12098059 Sway amount estimation system and elevator apparatus Eiichi Saito, Takahide Hirai, Daisuke Nakazawa, Daiki Fukui, Tomohiro Asamura +1 more 2024-09-24
12049385 Vibration damping system and elevator apparatus Eiichi Saito, Takahide Hirai, Daisuke Nakazawa, Daiki Fukui, Tomohiro Asamura +1 more 2024-07-30
11958720 Vibration suppression device for rope-like body of elevator Tomohiro Asamura, Eiichi Saito 2024-04-16
11472406 Vehicle control apparatus, vehicle, and vehicle control method Tatsuya Arikai, Takuyuki Mukai, Hiroyuki Nakashima 2022-10-18
11472670 Safety gear for an elevator Naohiro Shiraishi, Mitsuhiro Yamazumi, Masayuki Kakio 2022-10-18
11396303 Vehicle control system and vehicle control method Kanta Tsuji, Akihiko Aoyagi 2022-07-26
11396301 Vehicle control apparatus, vehicle control method, and non-transitory computer-readable storage medium storing program Kouhei Miyamoto, Jun Ochida 2022-07-26
11230457 Elevator apparatus Naohiro Shiraishi, Kotaro Fukui, Eiji Ando, Shiro Ikeda 2022-01-25
11142429 Emergency stop device for an elevator car Naohiro Shiraishi, Kotaro Fukui, Eiji Ando 2021-10-12
11136220 Elevator device Rikio Kondo, Morishige Minobe 2021-10-05
10807832 Elevator device Naohiro Shiraishi, Ken Miyakawa 2020-10-20
10640331 Elevator safety device and elevator system Masayuki Kakio, Naohiro Shiraishi 2020-05-05
10526170 Elevator apparatus Naohiro Shiraishi, Eiji Ando, Kotaro Fukui 2020-01-07
10246296 Control cable guide device for elevator Daisuke Nakazawa, Daiki Fukui, Masahiro Ishikawa 2019-04-02
10093515 Elevator apparatus Naohiro Shiraishi, Kotaro Fukui 2018-10-09
9957133 Elevator apparatus Naohiro Shiraishi, Kotaro Fukui 2018-05-01
9862570 Controlling sway of elevator cable connected to elevator car Mouhacine Benosman, Daisuke Nakazawa, Daiki Fukui 2018-01-09
9847777 Signal potential converter Tsuyoshi Ebuchi 2017-12-19
9718644 Elevator car Kazuhiro Kyue, Takeshi Matsumoto 2017-08-01
9584103 Signal potential converter 2017-02-28
9523318 Air-fuel ratio control apparatus for internal combustion engine and method for controlling air-fuel ratio Atsuhiro Miyauchi, Tooru Sekiguchi, Michinori Tani 2016-12-20
9475674 Controlling sway of elevator rope using movement of elevator car Mouhacine Benosman, Daiki Fukui, Daisuke Nakazawa 2016-10-25
9327942 Elevator rope sway detection device Daiki Fukui, Tsunehiro Higashinaka 2016-05-03