Inventor
Mansei Tanaka
Inventor
Kobe, JP
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A63Bprimary
A63BApparatus for physical training, gymnastics, swimming, climbing, or fencing10%
B05DProcesses for applying fluent materials to surfaces, in general10%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds10%
C08LCompositions of macromolecular compounds10%
C23FNon-mechanical removal of metallic material from surface10%
E02BHydraulic engineering10%
E02DFoundations10%
Y10TTechnical subjects covered by former us classification10%
B29CShaping or joining of plastics5%
C08JWorking-up5%
PatentTitleYear
10,987,547Golf ball202110,894,190Golf ball20214,743,142'Precoated corrosion-resistant steel pipe piles for marine use, and structure thereof'19884,659,255'Marine structure of precoated corrosion resistant steel pipe piles'19874,606,953'Polypropylene coated steel pipe'19864,077,098'Apparatus for manufacturing a metallic tube coated with a thermoplastic resin film having little residual strain'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1978–1988Patents assigned to NIPPON STEEL CORP (4)· patent assignee history
1978–1986Based in Kimitsu, JP· patent location history
1987–1988Based in Chiba, JP· patent location history
2021Patents assigned to SUMITOMO RUBBER IND (2)· patent assignee history
2021Based in Kobe, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NIPPON STEEL CORP | 4 | 1978–1988 |
| SUMITOMO RUBBER IND | 2 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kobe, JP | 2 | 2021 |
| Chiba, JP | 2 | 1987–1988 |
| Kimitsu, JP | 2 | 1978–1986 |