Growing community of inventors

Newton, MA, United States of America

Darrell J Hartwick

Average Co-Inventor Count = 1.12

ph-index = 4

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 = 3,547

Darrell J HartwickGeorge A Nunez (1 patent)Darrell J HartwickMalka S Berndt (1 patent)Darrell J HartwickDarrell J Hartwick (6 patents)George A NunezGeorge A Nunez (32 patents)Malka S BerndtMalka S Berndt (8 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Scimed Life Systems, Inc. (3 from 1,831 patents)

2. Other (2 from 832,680 patents)

3. Boston Scientific Scimed, Inc. (1 from 6,260 patents)


6 patents:

1. 9249849 - Methods and mechanisms for the adjustment of stiffness in various equipment and devices

2. 8590764 - Circumferential full thickness resectioning device

3. 7670351 - Medical device using beam construction and methods

4. 7530946 - Compact endoscope

5. 6742692 - method of sequentially firing staples using springs and a rotary or linear shutter

6. 6578751 - Method of sequentially firing staples using springs and a rotary or linear shutter

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as of
12/7/2025
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