Toshihiko Kawakubo

Follow

Person

Kashima-gun, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method for producing vinyl chloride type polymer
- Patent number 12,252,564
- Issue date Mar 18, 2025
- Shin-Etsu Chemical Co., Ltd.
- Hiroshi Fukudome
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for producing vinyl chloride type polymer
- Patent number 12,240,972
- Issue date Mar 4, 2025
- Shin-Etsu Chemical Co., Ltd.
- Hiroshi Fukudome
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for producing vinyl polymer
- Patent number 11,639,404
- Issue date May 2, 2023
- Shin-Etsu Chemical Co., Ltd.
- Hiroaki Saito
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Microcapsule and method for producing the same
- Patent number 11,331,640
- Issue date May 17, 2022
- Shin-Etsu Chemical Co., Ltd.
- Hiroaki Saito
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for producing vinyl chloride polymers
- Patent number 6,780,945
- Issue date Aug 24, 2004
- Shin-Etsu Chemical Co., Ltd.
- Toshihiko Kawakubo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PRODUCING VINYL CHLORIDE TYPE POLYMER
- Publication number 20220403150
- Publication date Dec 22, 2022
- Shin-Etsu Chemical Co., Ltd.
- Hiroshi FUKUDOME
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR PRODUCING VINYL CHLORIDE TYPE POLYMER
- Publication number 20220235159
- Publication date Jul 28, 2022
- SHIN-ETSU CHEMICAL CO., LTD.
- Hiroshi FUKUDOME
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD FOR PRODUCING VINYL POLYMER
- Publication number 20200277416
- Publication date Sep 3, 2020
- SHIN-ETSU CHEMICAL CO., LTD.
- Hiroaki SAITO
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
MICROCAPSULE AND METHOD FOR PRODUCING THE SAME
- Publication number 20200276554
- Publication date Sep 3, 2020
- SHIN-ETSU CHEMICAL CO., LTD.
- Hiroaki Saito
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Process for producing vinyl chloride polymers
- Publication number 20020169268
- Publication date Nov 14, 2002
- Shin-Etsu Chemical Co., Ltd.
- Toshihiko Kawakubo
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...