Growing community of inventors

Tokyo, Japan

Ryouichi Miyakawa

Average Co-Inventor Count = 1.94

ph-index = 3

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 25

Ryouichi MiyakawaMasaki Shinkawa (3 patents)Ryouichi MiyakawaHiroshi Komachi (2 patents)Ryouichi MiyakawaYoshimi Egashira (1 patent)Ryouichi MiyakawaTakashi Sakoda (1 patent)Ryouichi MiyakawaRyouichi Miyakawa (5 patents)Masaki ShinkawaMasaki Shinkawa (20 patents)Hiroshi KomachiHiroshi Komachi (5 patents)Yoshimi EgashiraYoshimi Egashira (21 patents)Takashi SakodaTakashi Sakoda (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Harada Industry Co., Ltd. (2 from 126 patents)

2. Harada Kogyo Kabushiki Kaisha (2 from 91 patents)

3. 501 Harada Industry Co., Ltd. (1 from 1 patent)


5 patents:

1. D405452 - Automobile antenna

2. D387355 - Antenna assembly

3. 5349361 - Three-wave antenna for vehicles

4. 5321589 - Apparatus for controlling irradiation angle of a headlamp light

5. D333660 - Antenna for automobiles

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/18/2025
Loading…