FO

Fumihito Oka

HI Hitachi: 23 patents #1,433 of 28,497Top 6%
HC Hitachi Cable: 17 patents #17 of 1,086Top 2%
PR Proterial: 1 patents #122 of 267Top 50%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
Overall (All Time): #75,291 of 4,157,543Top 2%
41
Patents All Time

Issued Patents All Time

Showing 1–25 of 41 patents

Patent #TitleCo-InventorsDate
12354771 Composite cable Hirotaka Eshima, Yoshikazu Hayakawa, Tomoyuki Murayama, Takahiro Futatsumori 2025-07-08
11264148 Composite cable and composite harness Yoshikazu Hayakawa, Tomoyuki Murayama, Hirotaka Eshima, Takahiro Futatsumori 2022-03-01
10547150 Composite cable and composite harness Yoshikazu Hayakawa, Tomoyuki Murayama, Hiroyuki Ito, Naoya Toyoshima, Hirotaka Eshima +1 more 2020-01-28
10410762 Cable and wire harness Yoshikazu Hayakawa, Tomoyuki Murayama, Hirotaka Eshima, Takahiro Futatsumori 2019-09-10
10297367 Composite cable and composite harness Yoshikazu Hayakawa, Tomoyuki Murayama, Hirotaka Eshima, Takahiro Futatsumori 2019-05-21
10224683 Composite cable and composite harness Yoshikazu Hayakawa, Tomoyuki Murayama, Hiroyuki Ito, Naoya Toyoshima, Hirotaka Eshima +1 more 2019-03-05
10160408 Composite cable and composite harness Yoshikazu Hayakawa, Tomoyuki Murayama, Hirotaka Eshima, Takahiro Futatsumori 2018-12-25
10128626 Composite cable and composite harness Yoshikazu Hayakawa, Tomoyuki Murayama, Hiroyuki Ito, Naoya Toyoshima, Hirotaka Eshima +1 more 2018-11-13
10115500 Composite cable and composite harness Yoshikazu Hayakawa, Tomoyuki Murayama, Hirotaka Eshima, Takahiro Futatsumori 2018-10-30
9960557 Composite cable and composite harness Yoshikazu Hayakawa, Tomoyuki Murayama, Hiroyuki Ito, Naoya Toyoshima, Hirotaka Eshima +1 more 2018-05-01
9948047 Composite cable and composite harness Yoshikazu Hayakawa, Tomoyuki Murayama, Hiroyuki Ito, Naoya Toyoshima, Hirotaka Eshima +1 more 2018-04-17
9928940 Cable and harness Yoshikazu Hayakawa, Tomoyuki Murayama, Hirotaka Eshima, Takahiro Futatsumori 2018-03-27
9919662 Cable and wire harness Yoshikazu Hayakawa, Tomoyuki Murayama, Hirotaka Eshima, Takahiro Futatsumori 2018-03-20
9881716 Composite cable and composite harness Yoshikazu Hayakawa, Tomoyuki Murayama, Hirotaka Eshima, Takahiro Futatsumori 2018-01-30
9734931 Power-supply cable and apparatus for manufacturing electric wire used for said power-supply cable Tomohisa Suzuki, Takeshi Terasaki, Hirotaka Eshima, Naofumi Chiwata 2017-08-15
9502871 Electric cable Hirotaka Eshima, Nobuyuki Yamashita, Yoshikazu Hayakawa, Tomonori Shibata 2016-11-22
9449740 Electric cable Hirotaka Eshima, Nobuyuki Yamashita, Takahiro Futatsumori 2016-09-20
9434328 Harness including a fitting having a swaged portion Hirotaka Eshima, Nobuyuki Yamashita 2016-09-06
9431804 Cable clamp and harness Hirotaka Eshima, Nobuyuki Yamashita, Takahiro Futatsumori 2016-08-30
9194761 Cable condition monitoring device Hirotaka Eshima 2015-11-24
9040826 Cable Hirotaka Eshima, Takafumi Kai, Ryoji Mizutani, Kenji Ishida 2015-05-26
8872033 Cable with less residual bend Hirotaka Eshima, Yoji Kobayashi 2014-10-28
8853532 Conducting path Hirotaka Eshima 2014-10-07
8710371 Bend resistant cable Hirotaka Eshima 2014-04-29
8575489 Three-conductor cable Hirotaka Eshima 2013-11-05