YY

Yutaka Yokoyama

NC Nippon Chemi-Con: 21 patents #3 of 199Top 2%
NE Nec: 20 patents #500 of 14,502Top 4%
Ngk Spark Plug Co.: 11 patents #151 of 1,594Top 10%
SU Subaru: 9 patents #60 of 1,684Top 4%
SU Subaru: 6 patents #143 of 1,436Top 10%
SE Sega Enterprises: 5 patents #40 of 515Top 8%
BS Basell Poliolefine Italia S.R.L.: 3 patents #104 of 332Top 35%
AC Asahi Glass Co.: 2 patents #833 of 2,251Top 40%
YK Ykk: 2 patents #317 of 845Top 40%
Caterpillar: 2 patents #2,982 of 8,398Top 40%
SD Showa Denko: 1 patents #231 of 593Top 40%
SK Showa Denko K.K.: 1 patents #940 of 1,736Top 55%
ML Mitsubishi Petrochemical Company Limited: 1 patents #291 of 670Top 45%
SS Sumitomo Wiring Systems: 1 patents #1,603 of 2,615Top 65%
SU Sunallomer: 1 patents #15 of 25Top 60%
NC Niterra Co.: 1 patents #41 of 125Top 35%
RE Resonac: 1 patents #191 of 474Top 45%
Overall (All Time): #19,997 of 4,157,543Top 1%
85
Patents All Time

Issued Patents All Time

Showing 1–25 of 85 patents

Patent #TitleCo-InventorsDate
12415914 Polypropylene-based resin composition containing ultrahigh molecular weight propylene (co)polymer Hiroshi Kajioka, Akihiro Kamimura, Shuji Akinaga 2025-09-16
12322930 Insulator and spark plug Toshiki Kon, Ippei Kato 2025-06-03
12304294 In-vehicle battery attachment structure Shinichi Kimura 2025-05-20
11973239 Protection structure for on-board battery Toshiyuki Hara, Shinichi Kimura 2024-04-30
11772472 Vehicle battery protection structure Toshiyuki Hara 2023-10-03
11682806 Battery stack structure Kazuki Sakai 2023-06-20
11641039 Vehicle battery temperature control apparatus Toshiyuki Hara, Yutaka Sakakura 2023-05-02
11459454 Polypropylene composition and molded article Akihiro Kamimura, Hiroshi Kajioka 2022-10-04
11183819 Spark plug Nobuyoshi Araki, Kuniharu Tanaka, Haruki Yoshida, Hironori Uegaki, Toshiki Kon +1 more 2021-11-23
10978754 Battery-pack storage structure Shunsuke Ikeda, Kota Saito 2021-04-13
10879675 Spark plug Haruki Yoshida, Kuniharu Tanaka, Shun Kondo, Hirokazu Kurono, Toshimasa Saji 2020-12-29
10632847 Vehicle battery pack protective structure and vehicle having the vehicle battery pack protective structure Kota Saito 2020-04-28
10586627 Spark plug Haruki Yoshida, Kuniharu Tanaka, Shun Kondo, Yusuke Nomura, Michitaka Yamada 2020-03-10
10424901 Spark plug Jumpei Isasa, Seiji Nakano, Hirokazu Kurono, Kuniharu Tanaka, Haruki Yoshida +1 more 2019-09-24
10343548 Onboard battery for vehicle Toshiyuki Hara 2019-07-09
10193311 Spark plug Kuniharu Tanaka, Nobuyoshi Araki, Hirokazu Kurono, Toshimasa Saji, Yusuke Nomura +1 more 2019-01-29
9985258 Onboard battery Toshiyuki Hara, Hideki Hasumi, Junya Okamura, Yu Onodera 2018-05-29
9912125 Spark plug Haruki Yoshida, Jumpei Isasa, Toshitaka Honda, Kuniharu Tanaka, Nobuyoshi Araki +1 more 2018-03-06
9755404 Spark plug Jumpei Isasa, Haruki Yoshida, Kuniharu Tanaka, Nobuyoshi Araki, Toshiki Kon 2017-09-05
9653888 Spark plug Kuniharu Tanaka, Katsuya Takaoka, Shun Kondo, Nobuyoshi Araki, Toshiki Kon +6 more 2017-05-16
9614197 Onboard battery Isao Nakagawa, Toshiyuki Hara 2017-04-04
9385511 Spark plug Hiroki Takeuchi, Kuniharu Tanaka, Takeshi Mitsuoka, Toshitaka Honda, Hirokazu Kurono +2 more 2016-07-05
9160145 Insulator for spark plug and spark plug Katsuya Takaoka, Kengo Fujimura, Hironori Uegaki, Hiroki Takeuchi, Hirokazu Kurono +3 more 2015-10-13
9126526 Vehicle approach information device with volume control Hiroaki Kanaya 2015-09-08
8950537 Battery system for vehicle 2015-02-10