Inventor
Isamu Imai
Inventor
Tokorozawa, JP
Overview
Patents· 11 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B60Cprimary
B60CVehicle tyres40%
Y10TTechnical subjects covered by former us classification24%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests16%
D02GCrimping or curling fibres, filaments, threads, or yarns8%
D10BIndexing scheme associated with sublasses of section d, relating to textiles8%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients4%
PatentTitleYear
5,151,142'Heavy duty pneumatic radial tires using rubber reinforcing fiber cords with improved adhesion'19924,887,655'Heavy duty-high pressure pneumatic radial tires'19894,807,682'Heavy duty pneumatic tire'19894,787,200'Rubber-reinforcing aromatic polyamide fiber cords'19884,751,952'Pneumatic tire'19884,708,185'Pneumatic radial tire'19874,628,978'Pneumatic radial tires'19864,360,049'Radial tires having improved irregular wear resistance'19824,261,403'Radial tires having improved irregular wear resistance employing liquid polymer as processing and reinforcing aid in tread rubber'19814,252,171'Withstand-voltage tire'19814,154,277'Pneumatic tire having an improved tread'1979Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1979–1987Patents assigned to BRIDGESTONE TIRE CO LTD (6)· patent assignee history
1979–1992Based in Tokorozawa, JP· patent location history
1981–1982Based in Kodaira, JP· patent location history
1988–1992Patents assigned to BRIDGESTONE CORP (5)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BRIDGESTONE TIRE CO LTD | 6 | 1979–1987 |
| BRIDGESTONE CORP | 5 | 1988–1992 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokorozawa, JP | 8 | 1979–1992 |
| Kodaira, JP | 3 | 1981–1982 |