Growing community of inventors

Utsunomiya, Japan

Yukinobu Ishioka

Average Co-Inventor Count = 1.00

ph-index = 2

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 = 12

Yukinobu IshiokaYukinobu Ishioka (5 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Kabushiki Kaisha Toshiba (4 from 52,722 patents)

2. Toshiba Infrastructure Systems & Solutions Corporation (1 from 279 patents)

3. Kabuhsiki Kaisha Toshiba (1 from 29 patents)


5 patents:

1. 11254515 - Cargo handling apparatus

2. 8680384 - Booklet page turning apparatus

3. 8491207 - Page turning apparatus, booklet page turning method and booklet printer including the page turning apparatus

4. 8227680 - Booklet page turning apparatus, booklet page turning method, and booklet processing apparatus

5. 7714221 - Booklet page turning apparatus

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as of
12/14/2025
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