having several injection gates

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Patents Grantslast 30 patents

Information Patent Grant
Injection molding system and injection molding method
- Patent number 11,712,826
- Issue date Aug 1, 2023
- OTRAJET INC.
- Ching-Hao Chen
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Process for producing a cushioning article
- Patent number 6,537,472
- Issue date Mar 25, 2003
- Asahi Kasei Kabushiki Kaisha
- Tetsuo Masubuchi
- B60 - VEHICLES IN GENERAL
Information Patent Grant
3891362
- Patent number 3,891,362
- Issue date Jun 24, 1975
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
3871806
- Patent number 3,871,806
- Issue date Mar 18, 1975
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
3746492
- Patent number 3,746,492
- Issue date Jul 17, 1973
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
3571856
- Patent number 3,571,856
- Issue date Mar 23, 1971
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
3543348
- Patent number 3,543,348
- Issue date Dec 1, 1970
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
1968774
- Patent number 1,968,774
- Issue date Jul 31, 1934
- B28 - WORKING CEMENT, CLAY, OR STONE