Hirofumi KONISHI

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Patents Grantslast 30 patents

Information Patent Grant
Medical rubber composition, medical rubber part, and pre-fillable s...
- Patent number 12,006,391
- Issue date Jun 11, 2024
- Sumitomo Rubber Industries, Ltd.
- Hirofumi Konishi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Paper feed roller and image forming apparatus with the paper feed r...
- Patent number 10,261,460
- Issue date Apr 16, 2019
- Sumitomo Rubber Industries, Ltd.
- Hirofumi Konishi
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
MEDICAL RUBBER COMPOSITION, MEDICAL RUBBER PART, AND PRE-FILLABLE S...
- Publication number 20230008859
- Publication date Jan 12, 2023
- Sumitomo Rubber Industries, Ltd.
- Hirofumi KONISHI
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
RUBBER COMPOSITION AND PAPER FEEDING ROLLER FORMED OF THE SAME
- Publication number 20200002519
- Publication date Jan 2, 2020
- Sumitomo Rubber Industries, Ltd.
- MASASHI HAMAKUBO
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
PAPER FEED ROLLER AND IMAGE FORMING APPARATUS WITH THE PAPER FEED R...
- Publication number 20170097602
- Publication date Apr 6, 2017
- Sumitomo Rubber Industries, Ltd.
- Hirofumi KONISHI
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL