Growing community of inventors

Somerville, MA, United States of America

David W Old

Average Co-Inventor Count = 5.00

ph-index = 6

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 = 458

David W OldStephen L Buchwald (6 patents)David W OldJohn P Wolfe (6 patents)David W OldMichael Palucki (6 patents)David W OldKen Kamikawa (6 patents)David W OldDavid W Old (6 patents)Stephen L BuchwaldStephen L Buchwald (55 patents)John P WolfeJohn P Wolfe (12 patents)Michael PaluckiMichael Palucki (10 patents)Ken KamikawaKen Kamikawa (7 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Massachusetts Institute of Technology (6 from 8,396 patents)


6 patents:

1. 7560582 - Ligands for metals and improved metal-catalyzed processes based thereon

2. 7247731 - Ligands for metals and improved metal-catalyzed processes based thereon

3. 7026498 - Ligands for metals and improved metal-catalyzed processes based thereon

4. 6946560 - Ligands for metals and improved metal-catalyzed processes based thereon

5. 6395916 - Ligands for metals and improved metal-catalyzed processes based thereon

6. 6307087 - Ligands for metals and improved metal-catalyzed processes based thereon

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as of
1/8/2026
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