Inventor
Hiromu Sakai
Inventor
Kyobashi, JP
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
Y10Tprimary
Y10TTechnical subjects covered by former us classification28%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form17%
C09JAdhesives11%
B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material6%
B21HMaking particular metal objects by rolling, e.g. screws, wheels, rings, barrels, balls6%
B26FPerforating6%
B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers6%
C08JWorking-up6%
C08LCompositions of macromolecular compounds6%
C09DCoating compositions, e.g. paints, varnishes or lacquers6%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1982–1983Patents assigned to TOYO INK MFG CO (3)· patent assignee history
1982–1983Based in Kyobashi, JP· patent location history
1983Based in Tokyo, JP· patent location history
1985Based in Aichi, JP· patent location history
2013Patents assigned to AMEMIYA HITOSHI (1)· patent assignee history
2013Patents assigned to KIKUCHI TAKANORI (1)· patent assignee history
2013Patents assigned to KOA CORP (1)· patent assignee history
2013Patents assigned to SAKAI HIROMU (1)· patent assignee history
2013Based in Ina, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOYO INK MFG CO | 3 | 1982–1983 |
| AMEMIYA HITOSHI | 1 | 2013 |
| KIKUCHI TAKANORI | 1 | 2013 |
| KOA CORP | 1 | 2013 |
| SAKAI HIROMUself | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kyobashi, JP | 2 | 1982–1983 |
| Ina, JP | 1 | 2013 |
| Aichi, JP | 1 | 1985 |
| Tokyo, JP | 1 | 1983 |