Kabushiki Kaisha Risuron
Tokyo, JP· latest recorded location
Kabushiki Kaisha Risuron is named on 6 US grants and 0 published applications in this corpus. Its most frequent classification is D04H (Making textile fabrics).
- Granted patents
- 6
- Published applications
- 0
- Inventors
- 3
- Granted in 2026 so far
- 0
- Most recent grant
- 7 Nov 1995
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
By publication year.
Technology areas
Share of 6 documents
Recent patents
- Method of producing mat comprising filament loop aggregate7 Nov 1995US 5,464,491 A
- Door mat23 May 1995US D358,520 SDesign
- Door mat22 Nov 1994US D352,630 SDesign
- Mat consisting of filament loop aggregations and method and apparatus for producing the same28 Aug 1990US 4,952,265 A
- Method of producing a mat consisting of filament loop aggregations3 Apr 1990US 4,913,757 A
No published applications.
Most cited
By later US patents
- Mat consisting of filament loop aggregations and method and apparatus for producing the same56US 4,952,265 A1990
- Mat consisting of filament loop aggregations and method and apparatus for producing the same43US 4,859,516 A1989
- Door mat38US D358,520 S1995 · Design
- Method of producing mat comprising filament loop aggregate28US 5,464,491 A1995
- Method of producing a mat consisting of filament loop aggregations27US 4,913,757 A1990