Inventor
Ryoichi Kurata
Inventor
Tochigi, JP
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F16Cprimary
F16CShafts18%
B22FWorking metallic powder16%
B23KSoldering or unsoldering11%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form11%
C22CAlloys11%
H05KPrinted circuits8%
C23CCoating metallic material5%
F04BPositive-displacement machines for liquids5%
C22FChanging the physical structure of non-ferrous metals and non-ferrous alloys3%
F01BMachines or engines, in general or of positive-displacement type, e.g. steam engines3%
PatentTitleYear
10,443,653Sliding member and method for manufacturing sliding member201910,309,457Sliding member201910,145,415Sliding member201810,036,088Sliding member and method of manufacturing the sliding member20189,956,613Sliding member and production method for same20189,816,160'Ni ball, Ni nuclear ball, solder joint, foam solder and solder paste'20179,393,621'Half bearing'20169,163,669'Sliding member and bearing'20158,887,980'Method of soldering portions plated by electroless Ni plating'20148,727,622'Sliding member'20146,799,711'Minute copper balls and a method for their manufacture'20046,391,123'Solder paste'2002Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2002–2019Patents assigned to SENJU METAL INDUSTRY CO (12)· patent assignee history
2002–2019Based in Tochigi, JP· patent location history
2014–2015Patents assigned to KURATA RYOICHI (3)· patent assignee history
2014–2015Patents assigned to TADOKORO KENZO (2)· patent assignee history
2014Patents assigned to OKADA HIROSHI (1)· patent assignee history
2015Patents assigned to KUMAGAI KAZUSHIGE (1)· patent assignee history
2018Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SENJU METAL INDUSTRY CO | 12 | 2002–2019 |
| KURATA RYOICHIself | 3 | 2014–2015 |
| TADOKORO KENZO | 2 | 2014–2015 |
| KUMAGAI KAZUSHIGE | 1 | 2015 |
| OKADA HIROSHI | 1 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tochigi, JP | 10 | 2002–2019 |
| Tokyo, JP | 2 | 2018 |