Average Co-Inventor Count = 2.29
ph-index = 5
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.
Company Filing History:
1. Ricoh Company, Ltd. (6 from 28,577 patents)
2. Sapporo Breweries Limited (1 from 113 patents)
3. National Institute of Advanced Industrial Science and Technology (1,715 patents)
4. Mitsui Engineering and Shipbuilding Company Limited (244 patents)
7 patents:
1. 11312929 - Method for producing beverage and method for improving flavor of beverage
2. 4875063 - Electrostatic recording apparatus
3. 4753543 - Electrostatic printing apparatus with heated adjustable pressure toner
4. 4593323 - Facsimile system control apparatus
5. 4313138 - Image information reading system of facsimile apparatus
6. 4249216 - Facsimile transceiver apparatus
7. 4224641 - Abnormality indication system of facsimile apparatus