Isao Kobayashi

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Gunma, JP

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Patents Grantslast 30 patents

Information Patent Grant
Hydraulic hammering device
- Patent number 12,070,844
- Issue date Aug 27, 2024
- Furukawa Rock Drill Co., Ltd.
- Tsutomu Kaneko
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Hydraulic hammering device
- Patent number 11,590,642
- Issue date Feb 28, 2023
- Furukawa Rock Drill Co., Ltd.
- Tsutomu Kaneko
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Method and apparatus for manufacturing microspheres
- Patent number 6,576,023
- Issue date Jun 10, 2003
- Japan as represented by Director of National Food Research Institute, Ministr...
- Mitsutoshi Nakajima
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Continuous manufacturing method for microspheres and apparatus
- Patent number 6,177,479
- Issue date Jan 23, 2001
- Japan as represented by Director of National Food Research Institute, Ministr...
- Mitsutoshi Nakajima
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Hydraulic Hammering Device
- Publication number 20220055196
- Publication date Feb 24, 2022
- Furukawa Rock Drill Co., Ltd.
- Tsutomu Kaneko
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Hydraulic Hammering Device
- Publication number 20210086337
- Publication date Mar 25, 2021
- FURUKAWA ROCK DRILL CO., LTD.
- Tsutomu Kaneko
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
Method and apparatus for manufacturing microspheres
- Publication number 20020043731
- Publication date Apr 18, 2002
- Mitsutoshi Nakajima
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL