Valve shaft pump with coordinated pumping and valving operations
US-12544504-B2 · Feb 10, 2026 · US
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Knapp Keith patents
Knapp Keith is listed as an inventor on 24 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Knapp Keith |
| Total patents | 24 |
| First publication | Sep 1, 2015 |
| Latest publication | Feb 10, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Cannula insertion detection
US-2024115155-A1 · Apr 11, 2024 · US
Cannula insertion detection
US-11890088-B2 · Feb 6, 2024 · US
Valve shaft pump with coordinated pumping and valving operations
US-2023064224-A1 · Mar 2, 2023 · US
Cannula insertion detection
US-2023016823-A1 · Jan 19, 2023 · US
Cannula insertion detection
US-11490831-B2 · Nov 8, 2022 · US
Systems and methods for medicine delivery
US-11315674-B2 · Apr 26, 2022 · US
Disposable pen needle with abbreviated non-patient end, and reusable pen interface
US-10918807-B2 · Feb 16, 2021 · US
Pen needle attachment mechanisms
US-2020297938-A1 · Sep 24, 2020 · US
Pen Needle with Outer Cover
US-2020254192-A1 · Aug 13, 2020 · US
Recent patents
Latest publications not already listed above.
Pen Needle with Outer Cover
US-2020254191-A1 · Aug 13, 2020 · US
Pen needle attachment mechanisms
US-10709846-B2 · Jul 14, 2020 · US
Pen needle outer cover concepts
US-10661025-B2 · May 26, 2020 · US
Pen Needle Attachment Mechanisms
US-2018369496-A9 · Dec 27, 2018 · US
Separable hub post of pen needle
US-10022504-B2 · Jul 17, 2018 · US
Disposable pen needle with abbreviated non-patient end, and reusable pen interface
US-2018169350-A1 · Jun 21, 2018 · US
Cannula insertion detection
US-2018103870-A1 · Apr 19, 2018 · US
Cannula insertion detection
US-9872633-B2 · Jan 23, 2018 · US
Pen Needle Attachment Mechanisms
US-2017361027-A1 · Dec 21, 2017 · US
Improved systems and methods for medicine delivery
US-2017232204-A1 · Aug 17, 2017 · US
Pen Needle Outer Cover Concepts
US-2017034697-A1 · Feb 2, 2017 · US
Pen Needle Attachment Mechanisms
US-2017021110-A1 · Jan 26, 2017 · US
Cannula insertion detection
US-2016089056-A1 · Mar 31, 2016 · US
Pen needle outer cover with non-patient end closure
US-D737963-S · Sep 1, 2015 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Becton Dickinson Co | 24 |
| Horvath Joshua | 1 |
| Brizzolara Joseph | 1 |
| Hwang Charles | 1 |
| Bates James | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| A61M5/3202 | 13 |
| A61M2205/582 | 12 |
| A61M2205/581 | 12 |
| A61M5/46 | 10 |
| A61M5/3293 | 10 |