Inventor
HARALD KRONDORFER
Inventor
US
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B23Qprimary
B23QDetails, components, or accessories for machine tools, e.g. arrangements for copying or controlling13%
B25FCombination or multi-purpose tools not otherwise provided for13%
B08BCleaning in general9%
B23GThread cutting9%
H02JElectric power networks9%
B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material4%
B25BTools or bench devices not otherwise provided for, for fastening, connecting, disengaging, or holding4%
B62BHand-propelled vehicles, e.g. hand carts or perambulators4%
E03CDomestic plumbing installations for fresh water or waste water4%
E03FSewers4%
PatentTitleYear
12,589,460Pipe threading mechanisms and systems202612,278,510Charge adapter for power tools202512,251,802Variable force press tool system202511,684,986Pipe threading mechanisms and systems202311,623,676Separable transport carts for sectional drain cleaner202311,592,801Systems for monitoring aspects of tool use202311,552,362Battery charging circuit integrated inside battery pack202311,499,593Tool-less clutch adjustment and removal for drain cleaner202211,346,098Extendable toilet auger2022Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2022–2026Patents assigned to RIDGE TOOL CO (8)· patent assignee history
2022–2026Based in US· patent location history
2025Patents assigned to EMERSON PROFESSIONAL TOOLS LLC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| RIDGE TOOL CO | 8 | 2022–2026 |
| EMERSON PROFESSIONAL TOOLS LLC | 1 | 2025 |
Locations
| Location | Patents | Span |
|---|---|---|
| US | 9 | 2022–2026 |