Kabushikigaisha Goto Kogaku Kenkyusho

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Image projection device and planetarium apparatus using same
- Patent number 10,547,818
- Issue date Jan 28, 2020
- Kabushikigaisha Goto Kogaku Kenkyusho
- Makoto Kasahara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Image Projection Device and Planetarium Apparatus Using Same
- Publication number 20190037182
- Publication date Jan 31, 2019
- Kabushikigaisha Goto Kogaku Kenkyusho
- Makoto KASAHARA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
FIXED-STAR PROJECTION CYLINDER
- Publication number 20150170549
- Publication date Jun 18, 2015
- Kabushikigaisha Goto Kogaku Kenkyusho
- Makoto Kasahara
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Trademarklast 30 trademarks