Inventor
Tomoki Kato
Inventor
Ichihara, JP
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C07Dprimary
C07DHeterocyclic compounds13%
C09KMaterials for miscellaneous applications, not provided for elsewhere13%
H01LSemiconductor devices13%
H10KOrganic electric solid-state devices13%
B60CVehicle tyres6%
C07CAcyclic or carbocyclic compounds6%
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments6%
E02DFoundations6%
E05BLocks6%
G07CTime or attendance registers6%
PatentTitleYear
10,985,325Aromatic amine derivative, and organic electroluminescent element using same202110,946,699Tire for two-wheeled automotive vehicle202110,944,057Compound, material for organic electroluminescence devices, organic electroluminescence device, and electronic equipment20216,435,763'KEY HOLE INSERTION FOR MANHOLE AND MANHOLE COVER LOCKING APPARATUS EQUIPPED WITH THE KEY HOLE INSERTION AND MANHOLE COVER LOCKING SYSTEM AND UNLOCKING METHOD AND MANHOLE COVER OPENING AND CLOSING CONTROL SYSTEM'2002Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2002Patents assigned to HANEDA HUMEPIPE CO LTD (1)· patent assignee history
2002Based in Choshi, JP· patent location history
2021Patents assigned to IDEMITSU KOSAN CO (2)· patent assignee history
2021Patents assigned to SUMITOMO RUBBER IND (1)· patent assignee history
2021Based in Ichihara, JP· patent location history
2021Based in Kobe, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| IDEMITSU KOSAN CO | 2 | 2021 |
| HANEDA HUMEPIPE CO LTD | 1 | 2002 |
| SUMITOMO RUBBER IND | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Ichihara, JP | 2 | 2021 |
| Kobe, JP | 1 | 2021 |
| Choshi, JP | 1 | 2002 |