HI

Hirofumi Ichikawa

Nichia: 17 patents #100 of 1,531Top 7%
DH D&M Holdings: 2 patents #14 of 72Top 20%
IC Ihara Chemical Industry Co.: 1 patents #166 of 263Top 65%
Overall (All Time): #213,283 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
12211959 Light emitting device, resin package, resin-molded body, and methods for manufacturing light emitting device, resin package and resin-molded body Masaki Hayashi, Shimpei Sasaoka, Tomohide Miki 2025-01-28
11094854 Light emitting device, resin package, resin-molded body, and methods for manufacturing light emitting device, resin package and resin-molded body Masaki Hayashi, Shimpei Sasaoka, Tomohide Miki 2021-08-17
10700241 Light emitting device, resin package, resin-molded body, and methods for manufacturing light emitting device, resin package and resin-molded body Masaki Hayashi, Shimpei Sasaoka, Tomohide Miki 2020-06-30
10573789 Light emitting device, resin package, resin-molded body, and methods for manufacturing light emitting device, resin package and resin-molded body Masaki Hayashi, Shimpei Sasaoka, Tomohide Miki 2020-02-25
10573788 Light emitting device, resin package, resin-molded body, and methods for manufacturing light emitting device, resin package and resin-molded body Masaki Hayashi, Shimpei Sasaoka, Tomohide Miki 2020-02-25
10115870 Light emitting device, resin package, resin-molded body, and methods for manufacturing light emitting device, resin package and resin-molded body Masaki Hayashi, Shimpei Sasaoka, Tomohide Miki 2018-10-30
9960326 Light emitting device Masafumi Kuramoto, Akiko Yamasaki, Yasunori Shimizu, Akihiro Ota 2018-05-01
9893250 Light emitting device having silicone resin-based sealing member Tomoki Tanisada, Yasunori Shimizu, Masafumi Kuramoto 2018-02-13
9653662 Light emitting device Masafumi Kuramoto, Akiko Yamasaki, Yasunori Shimizu, Akihiro Ota 2017-05-16
9559274 Light emitting device and resin composition Akihiro Ota, Seitaro Akagawa, Yasunori Shimizu 2017-01-31
9537071 Light emitting device, resin package, resin-molded body, and methods for manufacturing light emitting device, resin package and resin-molded body Masaki Hayashi, Shimpei Sasaoka, Tomohide Miki 2017-01-03
9490411 Light emitting device, resin package, resin-molded body, and methods for manufacturing light emitting device, resin package and resin-molded body Masaki Hayashi, Shimpei Sasaoka, Tomohide Miki 2016-11-08
9472735 Light-emitting device Motohisa Kitani, Junya Narita, Keisuke Kurashita, Takanori Akaishi 2016-10-18
9397276 Light emitting device and resin composition Akihiro Ota, Seitaro Akagawa, Yasunori Shimizu 2016-07-19
9287476 Light emitting device, resin package, resin-molded body, and methods for manufacturing light emitting device, resin package and resin-molded body Masaki Hayashi, Shimpei Sasaoka, Tomohide Miki 2016-03-15
D691105 Headphones Reiko Ito 2013-10-08
D690681 Headphones Reiko Ito 2013-10-01
8530250 Light emitting device, resin package, resin-molded body, and methods for manufacturing light emitting device, resin package and resin-molded body Masaki Hayashi, Shimpei Sasaoka, Tomohide Miki 2013-09-10
8426879 Light emitting device and backlight unit using the same Motohisa Kitani, Tomoya Tsukioka, Tomohide Miki, Masafumi Kuramoto 2013-04-23
7632424 Method for inhibiting the discoloration of methylenebisaniline compounds Mato Nagasawa, Naoya Atsumi 2009-12-15