Growing community of inventors

Niigata, Japan

Makoto Kobiyama

Average Co-Inventor Count = 3.00

ph-index = 3

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 20

Makoto KobiyamaNobuyuki Kojima (5 patents)Makoto KobiyamaYouichi Sekigawa (5 patents)Makoto KobiyamaMakoto Kobiyama (5 patents)Nobuyuki KojimaNobuyuki Kojima (13 patents)Youichi SekigawaYouichi Sekigawa (10 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Toshiba Heating Appliances Co., Ltd. (5 from 21 patents)


5 patents:

1. D291726 - Grid-like guard for the front of a portable heater

2. 4653464 - Portable heating unit

3. D287752 - Heating chamber for a portable heater

4. D285335 - Oilstove

5. D283727 - Oilstove

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as of
12/9/2025
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