Average Co-Inventor Count = 3.12
ph-index = 10
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. Sumitomo Chemical Company, Limited (72 from 6,892 patents)
2. Sumika Fine Chemicals, Co.,ltd. (3 from 55 patents)
3. Sumitomo Electric Company, Limited (1 from 2 patents)
74 patents:
1. 7009079 - Chiral copper complex and production processes thereof and using the same
2. 6858559 - Asymmetric copper complex and cyclopropanation reaction using the same
3. 6670500 - Chiral copper complex and production processes thereof and using the same
4. 6469198 - Chiral copper complex catalyst composition and asymmetric production process using the same
5. 6410741 - Optically active bisoxazoline compounds, production and use thereof
6. 6403852 - Process for producing alkenyl-substituted aromatic hydrocarbons
7. 6388160 - Method for producing of 2,3-dimethylbutene-1 and 2,3-dimethylbutene-2
8. 6156940 - Process for producing optically active carbinols
9. 6072081 - Optically active bisoxazoline compounds, production and use thereof
10. 6025531 - Processes for preparing optically active alcohols and optically active
11. 6011169 - Process for producing optically active cyclopropanecaboxylic acid esters
12. 6008364 - Process for producing alkenyl--substituted pyridine derivative
13. 5831132 - Process for producing optically active carbinols
14. 5801280 - Processes for preparing optically active alcohols and optically active
15. 5717116 - Process for producing (R)-styrene oxides