# 4-D NEUROIMAGING

4-D NEUROIMAGING is a company headquartered in San Diego, CA, United States.

## Company overview

- **Legal name:** 4-D NEUROIMAGING
- **Former names in filing history:** BIOMAGNETIC TECHNOLOGIES INC (1994-02-08 to 2000-01-18)
- **Classification:** Company
- **Industry (SIC):** 3845 — Electromedical & Electrotherapeutic Apparatus
- **Headquarters:** San Diego, CA, United States
- **Incorporated in:** CA
- **Fiscal year end:** September 30
- **SEC CIK:** 0000729330

## About

4-D NEUROIMAGING is identified in the retained SEC EDGAR snapshot dated 2026-10-14. Its SEC Central Index Key is 0000729330, and its reported industry is Electromedical & Electrotherapeutic Apparatus. The retained history contains 12 filings, including DEF 14A filed on 2004-01-26. Each filing retains its accession, filing date and original SEC document link. This historical evidence does not establish current registration, listing, ownership or financial condition.

## Recent SEC filings

- Form DEF 14A — filed 2004-01-26 — period 2004-03-26 — DEF 14A
- Form DEF 14A — filed 2003-01-27 — period 2003-03-14 — DEF 14A
- Form 10-K/A — filed 2003-01-17 — period 2002-09-30 — 10-K/A
- Form 10-K — filed 2003-01-14 — period 2002-09-30 — 10-K
- Form 8-K — filed 2002-10-30 — period 2002-10-21 — 8-K
- Form 10-Q — filed 2002-08-14 — period 2002-06-30 — 10-Q
- Form 10-Q — filed 2002-05-15 — period 2002-03-31 — 10-Q
- Form 10-Q — filed 2002-02-13 — period 2001-12-31 — 10-Q
- Form 10-K/A — filed 2002-01-28 — period 2001-09-30 — 10-K/A
- Form DEF 14A — filed 2002-01-22 — period 2002-03-15 — DEF 14A
- Form 10-K — filed 2001-12-27 — period 2001-09-30 — FORM 10-K
- Form SC 13D — filed 2001-10-23 — SCHEDULE 13D

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Updated: 2026-10-23T22:01:01Z

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